Home / 14,770.61-22,158.71-4,778.04

Finding the Fourth Proportional to 14,770.61, 22,158.71 and 4,778.04

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Solution

The fourth proportional to 14,770.61, 22,158.71 and 4,778.04 is: 7,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,770.61 : 22,158.71 = 4,778.04 : x
  2. Step 2: Convert to fraction form
    14,770.61/22,158.71 = 4,778.04/x
  3. Step 3: Cross multiply
    14,770.61x = 22,158.71 × 4,778.04
  4. Step 4: Simplify right side
    14,770.61x = 105,875,202.73
  5. Step 5: Solve for x
    x = 105,875,202.73/14,770.61
  6. Step 6: Final answer
    x = 7,167.96

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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.