Home / 65,962.80-98,944.20-18,577.80

Finding the Fourth Proportional to 65,962.80, 98,944.20 and 18,577.80

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Solution

The fourth proportional to 65,962.80, 98,944.20 and 18,577.80 is: 27,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,962.80 : 98,944.20 = 18,577.80 : x
  2. Step 2: Convert to fraction form
    65,962.80/98,944.20 = 18,577.80/x
  3. Step 3: Cross multiply
    65,962.80x = 98,944.20 × 18,577.80
  4. Step 4: Simplify right side
    65,962.80x = 1,838,165,558.76
  5. Step 5: Solve for x
    x = 1,838,165,558.76/65,962.80
  6. Step 6: Final answer
    x = 27,866.70

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1.5x scale

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.