Home / 44,252.40-66,378.60-10,972.20

Finding the Fourth Proportional to 44,252.40, 66,378.60 and 10,972.20

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Solution

The fourth proportional to 44,252.40, 66,378.60 and 10,972.20 is: 16,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,252.40 : 66,378.60 = 10,972.20 : x
  2. Step 2: Convert to fraction form
    44,252.40/66,378.60 = 10,972.20/x
  3. Step 3: Cross multiply
    44,252.40x = 66,378.60 × 10,972.20
  4. Step 4: Simplify right side
    44,252.40x = 728,319,274.92
  5. Step 5: Solve for x
    x = 728,319,274.92/44,252.40
  6. Step 6: Final answer
    x = 16,458.30

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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.