Home / 34,747.72-47,951.84-18,832.16

Finding the Fourth Proportional to 34,747.72, 47,951.84 and 18,832.16

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Solution

The fourth proportional to 34,747.72, 47,951.84 and 18,832.16 is: 25,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.72 : 47,951.84 = 18,832.16 : x
  2. Step 2: Convert to fraction form
    34,747.72/47,951.84 = 18,832.16/x
  3. Step 3: Cross multiply
    34,747.72x = 47,951.84 × 18,832.16
  4. Step 4: Simplify right side
    34,747.72x = 903,036,748.89
  5. Step 5: Solve for x
    x = 903,036,748.89/34,747.72
  6. Step 6: Final answer
    x = 25,988.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.