Home / 48,635.18-67,133.30-28,498.58

Finding the Fourth Proportional to 48,635.18, 67,133.30 and 28,498.58

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Solution

The fourth proportional to 48,635.18, 67,133.30 and 28,498.58 is: 39,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,635.18 : 67,133.30 = 28,498.58 : x
  2. Step 2: Convert to fraction form
    48,635.18/67,133.30 = 28,498.58/x
  3. Step 3: Cross multiply
    48,635.18x = 67,133.30 × 28,498.58
  4. Step 4: Simplify right side
    48,635.18x = 1,913,203,720.71
  5. Step 5: Solve for x
    x = 1,913,203,720.71/48,635.18
  6. Step 6: Final answer
    x = 39,337.86

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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.