Home / 48,929.96-67,522.20-28,788.14

Finding the Fourth Proportional to 48,929.96, 67,522.20 and 28,788.14

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Solution

The fourth proportional to 48,929.96, 67,522.20 and 28,788.14 is: 39,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929.96 : 67,522.20 = 28,788.14 : x
  2. Step 2: Convert to fraction form
    48,929.96/67,522.20 = 28,788.14/x
  3. Step 3: Cross multiply
    48,929.96x = 67,522.20 × 28,788.14
  4. Step 4: Simplify right side
    48,929.96x = 1,943,838,546.71
  5. Step 5: Solve for x
    x = 1,943,838,546.71/48,929.96
  6. Step 6: Final answer
    x = 39,726.96

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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.