Home / 44,279.12-66,418.47-18,974.93

Finding the Fourth Proportional to 44,279.12, 66,418.47 and 18,974.93

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Solution

The fourth proportional to 44,279.12, 66,418.47 and 18,974.93 is: 28,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,279.12 : 66,418.47 = 18,974.93 : x
  2. Step 2: Convert to fraction form
    44,279.12/66,418.47 = 18,974.93/x
  3. Step 3: Cross multiply
    44,279.12x = 66,418.47 × 18,974.93
  4. Step 4: Simplify right side
    44,279.12x = 1,260,285,818.96
  5. Step 5: Solve for x
    x = 1,260,285,818.96/44,279.12
  6. Step 6: Final answer
    x = 28,462.31

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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.