Home / 17,325.48-25,988.62-5,639.61

Finding the Fourth Proportional to 17,325.48, 25,988.62 and 5,639.61

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Solution

The fourth proportional to 17,325.48, 25,988.62 and 5,639.61 is: 8,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,325.48 : 25,988.62 = 5,639.61 : x
  2. Step 2: Convert to fraction form
    17,325.48/25,988.62 = 5,639.61/x
  3. Step 3: Cross multiply
    17,325.48x = 25,988.62 × 5,639.61
  4. Step 4: Simplify right side
    17,325.48x = 146,565,681.24
  5. Step 5: Solve for x
    x = 146,565,681.24/17,325.48
  6. Step 6: Final answer
    x = 8,459.55

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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.