Home / 14,987.19-22,469.15-9,711.05

Finding the Fourth Proportional to 14,987.19, 22,469.15 and 9,711.05

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Solution

The fourth proportional to 14,987.19, 22,469.15 and 9,711.05 is: 14,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.19 : 22,469.15 = 9,711.05 : x
  2. Step 2: Convert to fraction form
    14,987.19/22,469.15 = 9,711.05/x
  3. Step 3: Cross multiply
    14,987.19x = 22,469.15 × 9,711.05
  4. Step 4: Simplify right side
    14,987.19x = 218,199,039.11
  5. Step 5: Solve for x
    x = 218,199,039.11/14,987.19
  6. Step 6: Final answer
    x = 14,559.04

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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.