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Finding the Fourth Proportional to 44,858.40, 67,287.84 and 15,279.36

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Solution

The fourth proportional to 44,858.40, 67,287.84 and 15,279.36 is: 22,919.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,858.40 : 67,287.84 = 15,279.36 : x
  2. Step 2: Convert to fraction form
    44,858.40/67,287.84 = 15,279.36/x
  3. Step 3: Cross multiply
    44,858.40x = 67,287.84 × 15,279.36
  4. Step 4: Simplify right side
    44,858.40x = 1,028,115,130.98
  5. Step 5: Solve for x
    x = 1,028,115,130.98/44,858.40
  6. Step 6: Final answer
    x = 22,919.12

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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.