Home / 44,689.16-67,042.38-16,985

Finding the Fourth Proportional to 44,689.16, 67,042.38 and 16,985

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Solution

The fourth proportional to 44,689.16, 67,042.38 and 16,985 is: 25,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,689.16 : 67,042.38 = 16,985 : x
  2. Step 2: Convert to fraction form
    44,689.16/67,042.38 = 16,985/x
  3. Step 3: Cross multiply
    44,689.16x = 67,042.38 × 16,985
  4. Step 4: Simplify right side
    44,689.16x = 1,138,714,824.30
  5. Step 5: Solve for x
    x = 1,138,714,824.30/44,689.16
  6. Step 6: Final answer
    x = 25,480.78

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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.