Home / 14,687.90-22,017.38-9,407.92

Finding the Fourth Proportional to 14,687.90, 22,017.38 and 9,407.92

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Solution

The fourth proportional to 14,687.90, 22,017.38 and 9,407.92 is: 14,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.90 : 22,017.38 = 9,407.92 : x
  2. Step 2: Convert to fraction form
    14,687.90/22,017.38 = 9,407.92/x
  3. Step 3: Cross multiply
    14,687.90x = 22,017.38 × 9,407.92
  4. Step 4: Simplify right side
    14,687.90x = 207,137,749.65
  5. Step 5: Solve for x
    x = 207,137,749.65/14,687.90
  6. Step 6: Final answer
    x = 14,102.61

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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.