Home / 15,767.81-23,654.14-5,377.13

Finding the Fourth Proportional to 15,767.81, 23,654.14 and 5,377.13

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Solution

The fourth proportional to 15,767.81, 23,654.14 and 5,377.13 is: 8,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.81 : 23,654.14 = 5,377.13 : x
  2. Step 2: Convert to fraction form
    15,767.81/23,654.14 = 5,377.13/x
  3. Step 3: Cross multiply
    15,767.81x = 23,654.14 × 5,377.13
  4. Step 4: Simplify right side
    15,767.81x = 127,191,385.82
  5. Step 5: Solve for x
    x = 127,191,385.82/15,767.81
  6. Step 6: Final answer
    x = 8,066.52

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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.