Home / 52,347.82-72,239.25-28,474.66

Finding the Fourth Proportional to 52,347.82, 72,239.25 and 28,474.66

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Solution

The fourth proportional to 52,347.82, 72,239.25 and 28,474.66 is: 39,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,347.82 : 72,239.25 = 28,474.66 : x
  2. Step 2: Convert to fraction form
    52,347.82/72,239.25 = 28,474.66/x
  3. Step 3: Cross multiply
    52,347.82x = 72,239.25 × 28,474.66
  4. Step 4: Simplify right side
    52,347.82x = 2,056,988,082.41
  5. Step 5: Solve for x
    x = 2,056,988,082.41/52,347.82
  6. Step 6: Final answer
    x = 39,294.63

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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.