Home / 14,947.18-20,626.68-8,574.83

Finding the Fourth Proportional to 14,947.18, 20,626.68 and 8,574.83

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Solution

The fourth proportional to 14,947.18, 20,626.68 and 8,574.83 is: 11,833.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.18 : 20,626.68 = 8,574.83 : x
  2. Step 2: Convert to fraction form
    14,947.18/20,626.68 = 8,574.83/x
  3. Step 3: Cross multiply
    14,947.18x = 20,626.68 × 8,574.83
  4. Step 4: Simplify right side
    14,947.18x = 176,870,274.46
  5. Step 5: Solve for x
    x = 176,870,274.46/14,947.18
  6. Step 6: Final answer
    x = 11,833.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.