Home / 48,612.52-67,090.04-28,468.16

Finding the Fourth Proportional to 48,612.52, 67,090.04 and 28,468.16

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Solution

The fourth proportional to 48,612.52, 67,090.04 and 28,468.16 is: 39,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,612.52 : 67,090.04 = 28,468.16 : x
  2. Step 2: Convert to fraction form
    48,612.52/67,090.04 = 28,468.16/x
  3. Step 3: Cross multiply
    48,612.52x = 67,090.04 × 28,468.16
  4. Step 4: Simplify right side
    48,612.52x = 1,909,929,993.13
  5. Step 5: Solve for x
    x = 1,909,929,993.13/48,612.52
  6. Step 6: Final answer
    x = 39,288.85

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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.