Home / 52,127.11-71,933.47-28,253.26

Finding the Fourth Proportional to 52,127.11, 71,933.47 and 28,253.26

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Solution

The fourth proportional to 52,127.11, 71,933.47 and 28,253.26 is: 38,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.11 : 71,933.47 = 28,253.26 : x
  2. Step 2: Convert to fraction form
    52,127.11/71,933.47 = 28,253.26/x
  3. Step 3: Cross multiply
    52,127.11x = 71,933.47 × 28,253.26
  4. Step 4: Simplify right side
    52,127.11x = 2,032,355,030.61
  5. Step 5: Solve for x
    x = 2,032,355,030.61/52,127.11
  6. Step 6: Final answer
    x = 38,988.45

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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.