Home / 14,697.28-22,041.60-8,126.72

Finding the Fourth Proportional to 14,697.28, 22,041.60 and 8,126.72

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Solution

The fourth proportional to 14,697.28, 22,041.60 and 8,126.72 is: 12,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.28 : 22,041.60 = 8,126.72 : x
  2. Step 2: Convert to fraction form
    14,697.28/22,041.60 = 8,126.72/x
  3. Step 3: Cross multiply
    14,697.28x = 22,041.60 × 8,126.72
  4. Step 4: Simplify right side
    14,697.28x = 179,125,911.55
  5. Step 5: Solve for x
    x = 179,125,911.55/14,697.28
  6. Step 6: Final answer
    x = 12,187.69

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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.