Home / 44,102.19-66,148.14-12,515.04

Finding the Fourth Proportional to 44,102.19, 66,148.14 and 12,515.04

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Solution

The fourth proportional to 44,102.19, 66,148.14 and 12,515.04 is: 18,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,102.19 : 66,148.14 = 12,515.04 : x
  2. Step 2: Convert to fraction form
    44,102.19/66,148.14 = 12,515.04/x
  3. Step 3: Cross multiply
    44,102.19x = 66,148.14 × 12,515.04
  4. Step 4: Simplify right side
    44,102.19x = 827,846,618.03
  5. Step 5: Solve for x
    x = 827,846,618.03/44,102.19
  6. Step 6: Final answer
    x = 18,771.10

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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.