Home / 44,218.40-66,337.20-14,631.20

Finding the Fourth Proportional to 44,218.40, 66,337.20 and 14,631.20

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Solution

The fourth proportional to 44,218.40, 66,337.20 and 14,631.20 is: 21,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,218.40 : 66,337.20 = 14,631.20 : x
  2. Step 2: Convert to fraction form
    44,218.40/66,337.20 = 14,631.20/x
  3. Step 3: Cross multiply
    44,218.40x = 66,337.20 × 14,631.20
  4. Step 4: Simplify right side
    44,218.40x = 970,592,840.64
  5. Step 5: Solve for x
    x = 970,592,840.64/44,218.40
  6. Step 6: Final answer
    x = 21,949.98

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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.