Home / 14,910.90-22,323.15-13,355.70

Finding the Fourth Proportional to 14,910.90, 22,323.15 and 13,355.70

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Solution

The fourth proportional to 14,910.90, 22,323.15 and 13,355.70 is: 19,994.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.90 : 22,323.15 = 13,355.70 : x
  2. Step 2: Convert to fraction form
    14,910.90/22,323.15 = 13,355.70/x
  3. Step 3: Cross multiply
    14,910.90x = 22,323.15 × 13,355.70
  4. Step 4: Simplify right side
    14,910.90x = 298,141,294.46
  5. Step 5: Solve for x
    x = 298,141,294.46/14,910.90
  6. Step 6: Final answer
    x = 19,994.86

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1.5x scale

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.