Home / 65,404.32-98,077.04-18,646.08

Finding the Fourth Proportional to 65,404.32, 98,077.04 and 18,646.08

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Solution

The fourth proportional to 65,404.32, 98,077.04 and 18,646.08 is: 27,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,404.32 : 98,077.04 = 18,646.08 : x
  2. Step 2: Convert to fraction form
    65,404.32/98,077.04 = 18,646.08/x
  3. Step 3: Cross multiply
    65,404.32x = 98,077.04 × 18,646.08
  4. Step 4: Simplify right side
    65,404.32x = 1,828,752,334.00
  5. Step 5: Solve for x
    x = 1,828,752,334.00/65,404.32
  6. Step 6: Final answer
    x = 27,960.73

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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.