Home / 27,442.30-37,869.84-15,506.14

Finding the Fourth Proportional to 27,442.30, 37,869.84 and 15,506.14

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Solution

The fourth proportional to 27,442.30, 37,869.84 and 15,506.14 is: 21,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.30 : 37,869.84 = 15,506.14 : x
  2. Step 2: Convert to fraction form
    27,442.30/37,869.84 = 15,506.14/x
  3. Step 3: Cross multiply
    27,442.30x = 37,869.84 × 15,506.14
  4. Step 4: Simplify right side
    27,442.30x = 587,215,040.82
  5. Step 5: Solve for x
    x = 587,215,040.82/27,442.30
  6. Step 6: Final answer
    x = 21,398.17

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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.