Home / 16,586.28-22,890.66-9,513.96

Finding the Fourth Proportional to 16,586.28, 22,890.66 and 9,513.96

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Solution

The fourth proportional to 16,586.28, 22,890.66 and 9,513.96 is: 13,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,586.28 : 22,890.66 = 9,513.96 : x
  2. Step 2: Convert to fraction form
    16,586.28/22,890.66 = 9,513.96/x
  3. Step 3: Cross multiply
    16,586.28x = 22,890.66 × 9,513.96
  4. Step 4: Simplify right side
    16,586.28x = 217,780,823.61
  5. Step 5: Solve for x
    x = 217,780,823.61/16,586.28
  6. Step 6: Final answer
    x = 13,130.18

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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.