Home / 14,909.10-22,366.38-6,139.23

Finding the Fourth Proportional to 14,909.10, 22,366.38 and 6,139.23

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Solution

The fourth proportional to 14,909.10, 22,366.38 and 6,139.23 is: 9,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.10 : 22,366.38 = 6,139.23 : x
  2. Step 2: Convert to fraction form
    14,909.10/22,366.38 = 6,139.23/x
  3. Step 3: Cross multiply
    14,909.10x = 22,366.38 × 6,139.23
  4. Step 4: Simplify right side
    14,909.10x = 137,312,255.70
  5. Step 5: Solve for x
    x = 137,312,255.70/14,909.10
  6. Step 6: Final answer
    x = 9,209.97

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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.