Home / 14,652.45-20,220.23-7,937.66

Finding the Fourth Proportional to 14,652.45, 20,220.23 and 7,937.66

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Solution

The fourth proportional to 14,652.45, 20,220.23 and 7,937.66 is: 10,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.45 : 20,220.23 = 7,937.66 : x
  2. Step 2: Convert to fraction form
    14,652.45/20,220.23 = 7,937.66/x
  3. Step 3: Cross multiply
    14,652.45x = 20,220.23 × 7,937.66
  4. Step 4: Simplify right side
    14,652.45x = 160,501,381.26
  5. Step 5: Solve for x
    x = 160,501,381.26/14,652.45
  6. Step 6: Final answer
    x = 10,953.89

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Similar ratio
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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.