Home / 52,220.10-72,063.48-28,346.58

Finding the Fourth Proportional to 52,220.10, 72,063.48 and 28,346.58

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Solution

The fourth proportional to 52,220.10, 72,063.48 and 28,346.58 is: 39,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,220.10 : 72,063.48 = 28,346.58 : x
  2. Step 2: Convert to fraction form
    52,220.10/72,063.48 = 28,346.58/x
  3. Step 3: Cross multiply
    52,220.10x = 72,063.48 × 28,346.58
  4. Step 4: Simplify right side
    52,220.10x = 2,042,753,200.90
  5. Step 5: Solve for x
    x = 2,042,753,200.90/52,220.10
  6. Step 6: Final answer
    x = 39,118.14

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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.