Home / 14,776.85-22,158.70-5,414.40

Finding the Fourth Proportional to 14,776.85, 22,158.70 and 5,414.40

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Solution

The fourth proportional to 14,776.85, 22,158.70 and 5,414.40 is: 8,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.85 : 22,158.70 = 5,414.40 : x
  2. Step 2: Convert to fraction form
    14,776.85/22,158.70 = 5,414.40/x
  3. Step 3: Cross multiply
    14,776.85x = 22,158.70 × 5,414.40
  4. Step 4: Simplify right side
    14,776.85x = 119,976,051.74
  5. Step 5: Solve for x
    x = 119,976,051.74/14,776.85
  6. Step 6: Final answer
    x = 8,119.19

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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.