Home / 16,670.17-25,001.54-4,981.87

Finding the Fourth Proportional to 16,670.17, 25,001.54 and 4,981.87

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Solution

The fourth proportional to 16,670.17, 25,001.54 and 4,981.87 is: 7,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.17 : 25,001.54 = 4,981.87 : x
  2. Step 2: Convert to fraction form
    16,670.17/25,001.54 = 4,981.87/x
  3. Step 3: Cross multiply
    16,670.17x = 25,001.54 × 4,981.87
  4. Step 4: Simplify right side
    16,670.17x = 124,554,397.17
  5. Step 5: Solve for x
    x = 124,554,397.17/16,670.17
  6. Step 6: Final answer
    x = 7,471.69

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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.