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Finding the Fourth Proportional to 44,647.38, 66,971.34 and 15,065.46

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Solution

The fourth proportional to 44,647.38, 66,971.34 and 15,065.46 is: 22,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,647.38 : 66,971.34 = 15,065.46 : x
  2. Step 2: Convert to fraction form
    44,647.38/66,971.34 = 15,065.46/x
  3. Step 3: Cross multiply
    44,647.38x = 66,971.34 × 15,065.46
  4. Step 4: Simplify right side
    44,647.38x = 1,008,954,043.92
  5. Step 5: Solve for x
    x = 1,008,954,043.92/44,647.38
  6. Step 6: Final answer
    x = 22,598.28

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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.