Home / 65,523.66-98,302.50-18,780.18

Finding the Fourth Proportional to 65,523.66, 98,302.50 and 18,780.18

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Solution

The fourth proportional to 65,523.66, 98,302.50 and 18,780.18 is: 28,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,523.66 : 98,302.50 = 18,780.18 : x
  2. Step 2: Convert to fraction form
    65,523.66/98,302.50 = 18,780.18/x
  3. Step 3: Cross multiply
    65,523.66x = 98,302.50 × 18,780.18
  4. Step 4: Simplify right side
    65,523.66x = 1,846,138,644.45
  5. Step 5: Solve for x
    x = 1,846,138,644.45/65,523.66
  6. Step 6: Final answer
    x = 28,175.15

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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.