Home / 48,659.04-67,149.52-28,511.91

Finding the Fourth Proportional to 48,659.04, 67,149.52 and 28,511.91

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Solution

The fourth proportional to 48,659.04, 67,149.52 and 28,511.91 is: 39,346.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,659.04 : 67,149.52 = 28,511.91 : x
  2. Step 2: Convert to fraction form
    48,659.04/67,149.52 = 28,511.91/x
  3. Step 3: Cross multiply
    48,659.04x = 67,149.52 × 28,511.91
  4. Step 4: Simplify right side
    48,659.04x = 1,914,561,070.78
  5. Step 5: Solve for x
    x = 1,914,561,070.78/48,659.04
  6. Step 6: Final answer
    x = 39,346.46

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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.