Home / 43,560.90-60,122.88-28,456.02

Finding the Fourth Proportional to 43,560.90, 60,122.88 and 28,456.02

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Solution

The fourth proportional to 43,560.90, 60,122.88 and 28,456.02 is: 39,275.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,560.90 : 60,122.88 = 28,456.02 : x
  2. Step 2: Convert to fraction form
    43,560.90/60,122.88 = 28,456.02/x
  3. Step 3: Cross multiply
    43,560.90x = 60,122.88 × 28,456.02
  4. Step 4: Simplify right side
    43,560.90x = 1,710,857,875.74
  5. Step 5: Solve for x
    x = 1,710,857,875.74/43,560.90
  6. Step 6: Final answer
    x = 39,275.08

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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.