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Finding the Fourth Proportional to 43,393.08, 65,060.46 and 22,631.16

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Solution

The fourth proportional to 43,393.08, 65,060.46 and 22,631.16 is: 33,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,393.08 : 65,060.46 = 22,631.16 : x
  2. Step 2: Convert to fraction form
    43,393.08/65,060.46 = 22,631.16/x
  3. Step 3: Cross multiply
    43,393.08x = 65,060.46 × 22,631.16
  4. Step 4: Simplify right side
    43,393.08x = 1,472,393,679.93
  5. Step 5: Solve for x
    x = 1,472,393,679.93/43,393.08
  6. Step 6: Final answer
    x = 33,931.53

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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.