Home / 30,398.18-41,946.30-17,648.87

Finding the Fourth Proportional to 30,398.18, 41,946.30 and 17,648.87

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Solution

The fourth proportional to 30,398.18, 41,946.30 and 17,648.87 is: 24,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,398.18 : 41,946.30 = 17,648.87 : x
  2. Step 2: Convert to fraction form
    30,398.18/41,946.30 = 17,648.87/x
  3. Step 3: Cross multiply
    30,398.18x = 41,946.30 × 17,648.87
  4. Step 4: Simplify right side
    30,398.18x = 740,304,993.18
  5. Step 5: Solve for x
    x = 740,304,993.18/30,398.18
  6. Step 6: Final answer
    x = 24,353.59

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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.