Home / 14,901.60-22,352.40-12,495.90

Finding the Fourth Proportional to 14,901.60, 22,352.40 and 12,495.90

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Solution

The fourth proportional to 14,901.60, 22,352.40 and 12,495.90 is: 18,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901.60 : 22,352.40 = 12,495.90 : x
  2. Step 2: Convert to fraction form
    14,901.60/22,352.40 = 12,495.90/x
  3. Step 3: Cross multiply
    14,901.60x = 22,352.40 × 12,495.90
  4. Step 4: Simplify right side
    14,901.60x = 279,313,355.16
  5. Step 5: Solve for x
    x = 279,313,355.16/14,901.60
  6. Step 6: Final answer
    x = 18,743.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.