Home / 44,440.12-66,658.80-18,145.12

Finding the Fourth Proportional to 44,440.12, 66,658.80 and 18,145.12

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Solution

The fourth proportional to 44,440.12, 66,658.80 and 18,145.12 is: 27,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,440.12 : 66,658.80 = 18,145.12 : x
  2. Step 2: Convert to fraction form
    44,440.12/66,658.80 = 18,145.12/x
  3. Step 3: Cross multiply
    44,440.12x = 66,658.80 × 18,145.12
  4. Step 4: Simplify right side
    44,440.12x = 1,209,531,925.06
  5. Step 5: Solve for x
    x = 1,209,531,925.06/44,440.12
  6. Step 6: Final answer
    x = 27,217.12

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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.