Home / 32,618.29-45,013.23-18,471.13

Finding the Fourth Proportional to 32,618.29, 45,013.23 and 18,471.13

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Solution

The fourth proportional to 32,618.29, 45,013.23 and 18,471.13 is: 25,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,618.29 : 45,013.23 = 18,471.13 : x
  2. Step 2: Convert to fraction form
    32,618.29/45,013.23 = 18,471.13/x
  3. Step 3: Cross multiply
    32,618.29x = 45,013.23 × 18,471.13
  4. Step 4: Simplify right side
    32,618.29x = 831,445,223.05
  5. Step 5: Solve for x
    x = 831,445,223.05/32,618.29
  6. Step 6: Final answer
    x = 25,490.15

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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.