Home / 23,701.31-35,447.39-21,087.16

Finding the Fourth Proportional to 23,701.31, 35,447.39 and 21,087.16

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Solution

The fourth proportional to 23,701.31, 35,447.39 and 21,087.16 is: 31,537.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,701.31 : 35,447.39 = 21,087.16 : x
  2. Step 2: Convert to fraction form
    23,701.31/35,447.39 = 21,087.16/x
  3. Step 3: Cross multiply
    23,701.31x = 35,447.39 × 21,087.16
  4. Step 4: Simplify right side
    23,701.31x = 747,484,748.61
  5. Step 5: Solve for x
    x = 747,484,748.61/23,701.31
  6. Step 6: Final answer
    x = 31,537.69

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1.5x scale

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.