Home / 14,928.60-22,392.90-9,679.80

Finding the Fourth Proportional to 14,928.60, 22,392.90 and 9,679.80

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Solution

The fourth proportional to 14,928.60, 22,392.90 and 9,679.80 is: 14,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928.60 : 22,392.90 = 9,679.80 : x
  2. Step 2: Convert to fraction form
    14,928.60/22,392.90 = 9,679.80/x
  3. Step 3: Cross multiply
    14,928.60x = 22,392.90 × 9,679.80
  4. Step 4: Simplify right side
    14,928.60x = 216,758,793.42
  5. Step 5: Solve for x
    x = 216,758,793.42/14,928.60
  6. Step 6: Final answer
    x = 14,519.70

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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.