Home / 44,110.80-66,071.16-20,702.16

Finding the Fourth Proportional to 44,110.80, 66,071.16 and 20,702.16

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Solution

The fourth proportional to 44,110.80, 66,071.16 and 20,702.16 is: 31,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,110.80 : 66,071.16 = 20,702.16 : x
  2. Step 2: Convert to fraction form
    44,110.80/66,071.16 = 20,702.16/x
  3. Step 3: Cross multiply
    44,110.80x = 66,071.16 × 20,702.16
  4. Step 4: Simplify right side
    44,110.80x = 1,367,815,725.71
  5. Step 5: Solve for x
    x = 1,367,815,725.71/44,110.80
  6. Step 6: Final answer
    x = 31,008.64

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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.