Home / 17,565.16-26,343.42-5,253.16

Finding the Fourth Proportional to 17,565.16, 26,343.42 and 5,253.16

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Solution

The fourth proportional to 17,565.16, 26,343.42 and 5,253.16 is: 7,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.16 : 26,343.42 = 5,253.16 : x
  2. Step 2: Convert to fraction form
    17,565.16/26,343.42 = 5,253.16/x
  3. Step 3: Cross multiply
    17,565.16x = 26,343.42 × 5,253.16
  4. Step 4: Simplify right side
    17,565.16x = 138,386,200.21
  5. Step 5: Solve for x
    x = 138,386,200.21/17,565.16
  6. Step 6: Final answer
    x = 7,878.45

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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.