Home / 65,713.14-98,569.61-26,279.50

Finding the Fourth Proportional to 65,713.14, 98,569.61 and 26,279.50

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Solution

The fourth proportional to 65,713.14, 98,569.61 and 26,279.50 is: 39,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,713.14 : 98,569.61 = 26,279.50 : x
  2. Step 2: Convert to fraction form
    65,713.14/98,569.61 = 26,279.50/x
  3. Step 3: Cross multiply
    65,713.14x = 98,569.61 × 26,279.50
  4. Step 4: Simplify right side
    65,713.14x = 2,590,360,066.00
  5. Step 5: Solve for x
    x = 2,590,360,066.00/65,713.14
  6. Step 6: Final answer
    x = 39,419.21

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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.