Home / 65,526.64-98,265.04-21,146.74

Finding the Fourth Proportional to 65,526.64, 98,265.04 and 21,146.74

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Solution

The fourth proportional to 65,526.64, 98,265.04 and 21,146.74 is: 31,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,526.64 : 98,265.04 = 21,146.74 : x
  2. Step 2: Convert to fraction form
    65,526.64/98,265.04 = 21,146.74/x
  3. Step 3: Cross multiply
    65,526.64x = 98,265.04 × 21,146.74
  4. Step 4: Simplify right side
    65,526.64x = 2,077,985,251.97
  5. Step 5: Solve for x
    x = 2,077,985,251.97/65,526.64
  6. Step 6: Final answer
    x = 31,712.07

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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.