Home / 56,056.38-84,082.12-13,935.56

Finding the Fourth Proportional to 56,056.38, 84,082.12 and 13,935.56

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Solution

The fourth proportional to 56,056.38, 84,082.12 and 13,935.56 is: 20,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,056.38 : 84,082.12 = 13,935.56 : x
  2. Step 2: Convert to fraction form
    56,056.38/84,082.12 = 13,935.56/x
  3. Step 3: Cross multiply
    56,056.38x = 84,082.12 × 13,935.56
  4. Step 4: Simplify right side
    56,056.38x = 1,171,731,428.19
  5. Step 5: Solve for x
    x = 1,171,731,428.19/56,056.38
  6. Step 6: Final answer
    x = 20,902.73

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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.