Home / 19,744.17-29,490.16-17,867.15

Finding the Fourth Proportional to 19,744.17, 29,490.16 and 17,867.15

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Solution

The fourth proportional to 19,744.17, 29,490.16 and 17,867.15 is: 26,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.17 : 29,490.16 = 17,867.15 : x
  2. Step 2: Convert to fraction form
    19,744.17/29,490.16 = 17,867.15/x
  3. Step 3: Cross multiply
    19,744.17x = 29,490.16 × 17,867.15
  4. Step 4: Simplify right side
    19,744.17x = 526,905,064.21
  5. Step 5: Solve for x
    x = 526,905,064.21/19,744.17
  6. Step 6: Final answer
    x = 26,686.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.