Home / 52,127.32-71,933.76-28,253.49

Finding the Fourth Proportional to 52,127.32, 71,933.76 and 28,253.49

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Solution

The fourth proportional to 52,127.32, 71,933.76 and 28,253.49 is: 38,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.32 : 71,933.76 = 28,253.49 : x
  2. Step 2: Convert to fraction form
    52,127.32/71,933.76 = 28,253.49/x
  3. Step 3: Cross multiply
    52,127.32x = 71,933.76 × 28,253.49
  4. Step 4: Simplify right side
    52,127.32x = 2,032,379,768.82
  5. Step 5: Solve for x
    x = 2,032,379,768.82/52,127.32
  6. Step 6: Final answer
    x = 38,988.76

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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.