Home / 54,082.28-74,528.10-38,946.34

Finding the Fourth Proportional to 54,082.28, 74,528.10 and 38,946.34

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Solution

The fourth proportional to 54,082.28, 74,528.10 and 38,946.34 is: 53,670.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082.28 : 74,528.10 = 38,946.34 : x
  2. Step 2: Convert to fraction form
    54,082.28/74,528.10 = 38,946.34/x
  3. Step 3: Cross multiply
    54,082.28x = 74,528.10 × 38,946.34
  4. Step 4: Simplify right side
    54,082.28x = 2,902,596,535.83
  5. Step 5: Solve for x
    x = 2,902,596,535.83/54,082.28
  6. Step 6: Final answer
    x = 53,670.02

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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.