Home / 14,917.08-22,378.18-6,147.20

Finding the Fourth Proportional to 14,917.08, 22,378.18 and 6,147.20

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Solution

The fourth proportional to 14,917.08, 22,378.18 and 6,147.20 is: 9,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,917.08 : 22,378.18 = 6,147.20 : x
  2. Step 2: Convert to fraction form
    14,917.08/22,378.18 = 6,147.20/x
  3. Step 3: Cross multiply
    14,917.08x = 22,378.18 × 6,147.20
  4. Step 4: Simplify right side
    14,917.08x = 137,563,148.10
  5. Step 5: Solve for x
    x = 137,563,148.10/14,917.08
  6. Step 6: Final answer
    x = 9,221.85

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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.