Home / 52,442.80-72,370.94-28,569.67

Finding the Fourth Proportional to 52,442.80, 72,370.94 and 28,569.67

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Solution

The fourth proportional to 52,442.80, 72,370.94 and 28,569.67 is: 39,426.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.80 : 72,370.94 = 28,569.67 : x
  2. Step 2: Convert to fraction form
    52,442.80/72,370.94 = 28,569.67/x
  3. Step 3: Cross multiply
    52,442.80x = 72,370.94 × 28,569.67
  4. Step 4: Simplify right side
    52,442.80x = 2,067,613,549.61
  5. Step 5: Solve for x
    x = 2,067,613,549.61/52,442.80
  6. Step 6: Final answer
    x = 39,426.07

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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.