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Finding the Fourth Proportional to 52,470.77, 72,407.54 and 28,596.93

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Solution

The fourth proportional to 52,470.77, 72,407.54 and 28,596.93 is: 39,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,470.77 : 72,407.54 = 28,596.93 : x
  2. Step 2: Convert to fraction form
    52,470.77/72,407.54 = 28,596.93/x
  3. Step 3: Cross multiply
    52,470.77x = 72,407.54 × 28,596.93
  4. Step 4: Simplify right side
    52,470.77x = 2,070,633,352.85
  5. Step 5: Solve for x
    x = 2,070,633,352.85/52,470.77
  6. Step 6: Final answer
    x = 39,462.61

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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.