Home / 23,509.09-32,442.56-12,898.70

Finding the Fourth Proportional to 23,509.09, 32,442.56 and 12,898.70

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Solution

The fourth proportional to 23,509.09, 32,442.56 and 12,898.70 is: 17,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,509.09 : 32,442.56 = 12,898.70 : x
  2. Step 2: Convert to fraction form
    23,509.09/32,442.56 = 12,898.70/x
  3. Step 3: Cross multiply
    23,509.09x = 32,442.56 × 12,898.70
  4. Step 4: Simplify right side
    23,509.09x = 418,466,848.67
  5. Step 5: Solve for x
    x = 418,466,848.67/23,509.09
  6. Step 6: Final answer
    x = 17,800.21

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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.