Home / 30,081.80-45,126.57-14,060.15

Finding the Fourth Proportional to 30,081.80, 45,126.57 and 14,060.15

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Solution

The fourth proportional to 30,081.80, 45,126.57 and 14,060.15 is: 21,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,081.80 : 45,126.57 = 14,060.15 : x
  2. Step 2: Convert to fraction form
    30,081.80/45,126.57 = 14,060.15/x
  3. Step 3: Cross multiply
    30,081.80x = 45,126.57 × 14,060.15
  4. Step 4: Simplify right side
    30,081.80x = 634,486,272.88
  5. Step 5: Solve for x
    x = 634,486,272.88/30,081.80
  6. Step 6: Final answer
    x = 21,092.03

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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.