Home / 48,848.13-67,389.02-28,695.92

Finding the Fourth Proportional to 48,848.13, 67,389.02 and 28,695.92

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Solution

The fourth proportional to 48,848.13, 67,389.02 and 28,695.92 is: 39,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,848.13 : 67,389.02 = 28,695.92 : x
  2. Step 2: Convert to fraction form
    48,848.13/67,389.02 = 28,695.92/x
  3. Step 3: Cross multiply
    48,848.13x = 67,389.02 × 28,695.92
  4. Step 4: Simplify right side
    48,848.13x = 1,933,789,892.69
  5. Step 5: Solve for x
    x = 1,933,789,892.69/48,848.13
  6. Step 6: Final answer
    x = 39,587.80

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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.