Home / 65,780.28-98,627.04-23,639.22

Finding the Fourth Proportional to 65,780.28, 98,627.04 and 23,639.22

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Solution

The fourth proportional to 65,780.28, 98,627.04 and 23,639.22 is: 35,443.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,780.28 : 98,627.04 = 23,639.22 : x
  2. Step 2: Convert to fraction form
    65,780.28/98,627.04 = 23,639.22/x
  3. Step 3: Cross multiply
    65,780.28x = 98,627.04 × 23,639.22
  4. Step 4: Simplify right side
    65,780.28x = 2,331,466,296.51
  5. Step 5: Solve for x
    x = 2,331,466,296.51/65,780.28
  6. Step 6: Final answer
    x = 35,443.24

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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.