Home / 34,345.20-47,398.16-19,236.98

Finding the Fourth Proportional to 34,345.20, 47,398.16 and 19,236.98

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Solution

The fourth proportional to 34,345.20, 47,398.16 and 19,236.98 is: 26,548.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,345.20 : 47,398.16 = 19,236.98 : x
  2. Step 2: Convert to fraction form
    34,345.20/47,398.16 = 19,236.98/x
  3. Step 3: Cross multiply
    34,345.20x = 47,398.16 × 19,236.98
  4. Step 4: Simplify right side
    34,345.20x = 911,797,122.78
  5. Step 5: Solve for x
    x = 911,797,122.78/34,345.20
  6. Step 6: Final answer
    x = 26,548.02

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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.