Home / 10,426.16-15,641.40-8,473.52

Finding the Fourth Proportional to 10,426.16, 15,641.40 and 8,473.52

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Solution

The fourth proportional to 10,426.16, 15,641.40 and 8,473.52 is: 12,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.16 : 15,641.40 = 8,473.52 : x
  2. Step 2: Convert to fraction form
    10,426.16/15,641.40 = 8,473.52/x
  3. Step 3: Cross multiply
    10,426.16x = 15,641.40 × 8,473.52
  4. Step 4: Simplify right side
    10,426.16x = 132,537,715.73
  5. Step 5: Solve for x
    x = 132,537,715.73/10,426.16
  6. Step 6: Final answer
    x = 12,712.04

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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.