Home / 14,747.32-20,350.56-8,373.82

Finding the Fourth Proportional to 14,747.32, 20,350.56 and 8,373.82

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Solution

The fourth proportional to 14,747.32, 20,350.56 and 8,373.82 is: 11,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.32 : 20,350.56 = 8,373.82 : x
  2. Step 2: Convert to fraction form
    14,747.32/20,350.56 = 8,373.82/x
  3. Step 3: Cross multiply
    14,747.32x = 20,350.56 × 8,373.82
  4. Step 4: Simplify right side
    14,747.32x = 170,411,926.34
  5. Step 5: Solve for x
    x = 170,411,926.34/14,747.32
  6. Step 6: Final answer
    x = 11,555.45

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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.