Home / 44,222.40-66,314.88-13,049.28

Finding the Fourth Proportional to 44,222.40, 66,314.88 and 13,049.28

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Solution

The fourth proportional to 44,222.40, 66,314.88 and 13,049.28 is: 19,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,222.40 : 66,314.88 = 13,049.28 : x
  2. Step 2: Convert to fraction form
    44,222.40/66,314.88 = 13,049.28/x
  3. Step 3: Cross multiply
    44,222.40x = 66,314.88 × 13,049.28
  4. Step 4: Simplify right side
    44,222.40x = 865,361,437.29
  5. Step 5: Solve for x
    x = 865,361,437.29/44,222.40
  6. Step 6: Final answer
    x = 19,568.40

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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.