Home / 35,666.73-53,500.70-13,490.55

Finding the Fourth Proportional to 35,666.73, 53,500.70 and 13,490.55

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Solution

The fourth proportional to 35,666.73, 53,500.70 and 13,490.55 is: 20,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666.73 : 53,500.70 = 13,490.55 : x
  2. Step 2: Convert to fraction form
    35,666.73/53,500.70 = 13,490.55/x
  3. Step 3: Cross multiply
    35,666.73x = 53,500.70 × 13,490.55
  4. Step 4: Simplify right side
    35,666.73x = 721,753,902.11
  5. Step 5: Solve for x
    x = 721,753,902.11/35,666.73
  6. Step 6: Final answer
    x = 20,236.05

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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.