Home / 48,070.36-66,366.32-32,987.80

Finding the Fourth Proportional to 48,070.36, 66,366.32 and 32,987.80

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Solution

The fourth proportional to 48,070.36, 66,366.32 and 32,987.80 is: 45,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,070.36 : 66,366.32 = 32,987.80 : x
  2. Step 2: Convert to fraction form
    48,070.36/66,366.32 = 32,987.80/x
  3. Step 3: Cross multiply
    48,070.36x = 66,366.32 × 32,987.80
  4. Step 4: Simplify right side
    48,070.36x = 2,189,278,890.90
  5. Step 5: Solve for x
    x = 2,189,278,890.90/48,070.36
  6. Step 6: Final answer
    x = 45,543.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.