Home / 34,157.16-47,136.79-19,049.84

Finding the Fourth Proportional to 34,157.16, 47,136.79 and 19,049.84

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Solution

The fourth proportional to 34,157.16, 47,136.79 and 19,049.84 is: 26,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,157.16 : 47,136.79 = 19,049.84 : x
  2. Step 2: Convert to fraction form
    34,157.16/47,136.79 = 19,049.84/x
  3. Step 3: Cross multiply
    34,157.16x = 47,136.79 × 19,049.84
  4. Step 4: Simplify right side
    34,157.16x = 897,948,307.61
  5. Step 5: Solve for x
    x = 897,948,307.61/34,157.16
  6. Step 6: Final answer
    x = 26,288.73

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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.