Home / 52,346.90-72,239.91-28,474.85

Finding the Fourth Proportional to 52,346.90, 72,239.91 and 28,474.85

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Solution

The fourth proportional to 52,346.90, 72,239.91 and 28,474.85 is: 39,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,346.90 : 72,239.91 = 28,474.85 : x
  2. Step 2: Convert to fraction form
    52,346.90/72,239.91 = 28,474.85/x
  3. Step 3: Cross multiply
    52,346.90x = 72,239.91 × 28,474.85
  4. Step 4: Simplify right side
    52,346.90x = 2,057,020,601.26
  5. Step 5: Solve for x
    x = 2,057,020,601.26/52,346.90
  6. Step 6: Final answer
    x = 39,295.94

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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.