Home / 23,509.35-32,442.91-12,898.76

Finding the Fourth Proportional to 23,509.35, 32,442.91 and 12,898.76

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Solution

The fourth proportional to 23,509.35, 32,442.91 and 12,898.76 is: 17,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,509.35 : 32,442.91 = 12,898.76 : x
  2. Step 2: Convert to fraction form
    23,509.35/32,442.91 = 12,898.76/x
  3. Step 3: Cross multiply
    23,509.35x = 32,442.91 × 12,898.76
  4. Step 4: Simplify right side
    23,509.35x = 418,473,309.79
  5. Step 5: Solve for x
    x = 418,473,309.79/23,509.35
  6. Step 6: Final answer
    x = 17,800.29

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Half scale
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Double scale
Find fourth proportional to 23,510.35, 32,444.29 and 12,899.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.