Home / 65,637.16-98,471.45-21,263.97

Finding the Fourth Proportional to 65,637.16, 98,471.45 and 21,263.97

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Solution

The fourth proportional to 65,637.16, 98,471.45 and 21,263.97 is: 31,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,637.16 : 98,471.45 = 21,263.97 : x
  2. Step 2: Convert to fraction form
    65,637.16/98,471.45 = 21,263.97/x
  3. Step 3: Cross multiply
    65,637.16x = 98,471.45 × 21,263.97
  4. Step 4: Simplify right side
    65,637.16x = 2,093,893,958.66
  5. Step 5: Solve for x
    x = 2,093,893,958.66/65,637.16
  6. Step 6: Final answer
    x = 31,901.04

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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.