Home / 35,737.66-53,599.20-13,543.39

Finding the Fourth Proportional to 35,737.66, 53,599.20 and 13,543.39

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Solution

The fourth proportional to 35,737.66, 53,599.20 and 13,543.39 is: 20,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,737.66 : 53,599.20 = 13,543.39 : x
  2. Step 2: Convert to fraction form
    35,737.66/53,599.20 = 13,543.39/x
  3. Step 3: Cross multiply
    35,737.66x = 53,599.20 × 13,543.39
  4. Step 4: Simplify right side
    35,737.66x = 725,914,869.29
  5. Step 5: Solve for x
    x = 725,914,869.29/35,737.66
  6. Step 6: Final answer
    x = 20,312.32

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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.