Home / 52,126.69-71,935.21-28,253.53

Finding the Fourth Proportional to 52,126.69, 71,935.21 and 28,253.53

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Solution

The fourth proportional to 52,126.69, 71,935.21 and 28,253.53 is: 38,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,126.69 : 71,935.21 = 28,253.53 : x
  2. Step 2: Convert to fraction form
    52,126.69/71,935.21 = 28,253.53/x
  3. Step 3: Cross multiply
    52,126.69x = 71,935.21 × 28,253.53
  4. Step 4: Simplify right side
    52,126.69x = 2,032,424,020.81
  5. Step 5: Solve for x
    x = 2,032,424,020.81/52,126.69
  6. Step 6: Final answer
    x = 38,990.08

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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.