Home / 15,822.48-23,776.83-8,432.22

Finding the Fourth Proportional to 15,822.48, 23,776.83 and 8,432.22

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Solution

The fourth proportional to 15,822.48, 23,776.83 and 8,432.22 is: 12,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822.48 : 23,776.83 = 8,432.22 : x
  2. Step 2: Convert to fraction form
    15,822.48/23,776.83 = 8,432.22/x
  3. Step 3: Cross multiply
    15,822.48x = 23,776.83 × 8,432.22
  4. Step 4: Simplify right side
    15,822.48x = 200,491,461.46
  5. Step 5: Solve for x
    x = 200,491,461.46/15,822.48
  6. Step 6: Final answer
    x = 12,671.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.