Home / 48,657.30-67,147.56-28,526.10

Finding the Fourth Proportional to 48,657.30, 67,147.56 and 28,526.10

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Solution

The fourth proportional to 48,657.30, 67,147.56 and 28,526.10 is: 39,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,657.30 : 67,147.56 = 28,526.10 : x
  2. Step 2: Convert to fraction form
    48,657.30/67,147.56 = 28,526.10/x
  3. Step 3: Cross multiply
    48,657.30x = 67,147.56 × 28,526.10
  4. Step 4: Simplify right side
    48,657.30x = 1,915,458,011.32
  5. Step 5: Solve for x
    x = 1,915,458,011.32/48,657.30
  6. Step 6: Final answer
    x = 39,366.30

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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.