Home / 34,156.42-47,135.76-19,049.10

Finding the Fourth Proportional to 34,156.42, 47,135.76 and 19,049.10

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Solution

The fourth proportional to 34,156.42, 47,135.76 and 19,049.10 is: 26,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.42 : 47,135.76 = 19,049.10 : x
  2. Step 2: Convert to fraction form
    34,156.42/47,135.76 = 19,049.10/x
  3. Step 3: Cross multiply
    34,156.42x = 47,135.76 × 19,049.10
  4. Step 4: Simplify right side
    34,156.42x = 897,893,805.82
  5. Step 5: Solve for x
    x = 897,893,805.82/34,156.42
  6. Step 6: Final answer
    x = 26,287.70

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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.