Home / 57,265.38-79,061.67-38,172.06

Finding the Fourth Proportional to 57,265.38, 79,061.67 and 38,172.06

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Solution

The fourth proportional to 57,265.38, 79,061.67 and 38,172.06 is: 52,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,265.38 : 79,061.67 = 38,172.06 : x
  2. Step 2: Convert to fraction form
    57,265.38/79,061.67 = 38,172.06/x
  3. Step 3: Cross multiply
    57,265.38x = 79,061.67 × 38,172.06
  4. Step 4: Simplify right side
    57,265.38x = 3,017,946,810.94
  5. Step 5: Solve for x
    x = 3,017,946,810.94/57,265.38
  6. Step 6: Final answer
    x = 52,701.07

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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.