Home / 15,972.83-22,041.10-9,256.31

Finding the Fourth Proportional to 15,972.83, 22,041.10 and 9,256.31

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Solution

The fourth proportional to 15,972.83, 22,041.10 and 9,256.31 is: 12,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.83 : 22,041.10 = 9,256.31 : x
  2. Step 2: Convert to fraction form
    15,972.83/22,041.10 = 9,256.31/x
  3. Step 3: Cross multiply
    15,972.83x = 22,041.10 × 9,256.31
  4. Step 4: Simplify right side
    15,972.83x = 204,019,254.34
  5. Step 5: Solve for x
    x = 204,019,254.34/15,972.83
  6. Step 6: Final answer
    x = 12,772.89

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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.