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Finding the Fourth Proportional to 44,047.32, 66,074.04 and 15,581.10

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Solution

The fourth proportional to 44,047.32, 66,074.04 and 15,581.10 is: 23,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,047.32 : 66,074.04 = 15,581.10 : x
  2. Step 2: Convert to fraction form
    44,047.32/66,074.04 = 15,581.10/x
  3. Step 3: Cross multiply
    44,047.32x = 66,074.04 × 15,581.10
  4. Step 4: Simplify right side
    44,047.32x = 1,029,506,224.64
  5. Step 5: Solve for x
    x = 1,029,506,224.64/44,047.32
  6. Step 6: Final answer
    x = 23,372.73

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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.