Home / 65,639.64-98,448.90-23,511.92

Finding the Fourth Proportional to 65,639.64, 98,448.90 and 23,511.92

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Solution

The fourth proportional to 65,639.64, 98,448.90 and 23,511.92 is: 35,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,639.64 : 98,448.90 = 23,511.92 : x
  2. Step 2: Convert to fraction form
    65,639.64/98,448.90 = 23,511.92/x
  3. Step 3: Cross multiply
    65,639.64x = 98,448.90 × 23,511.92
  4. Step 4: Simplify right side
    65,639.64x = 2,314,722,660.89
  5. Step 5: Solve for x
    x = 2,314,722,660.89/65,639.64
  6. Step 6: Final answer
    x = 35,264.10

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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.