Home / 34,294.30-47,328.33-19,188.70

Finding the Fourth Proportional to 34,294.30, 47,328.33 and 19,188.70

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Solution

The fourth proportional to 34,294.30, 47,328.33 and 19,188.70 is: 26,481.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,294.30 : 47,328.33 = 19,188.70 : x
  2. Step 2: Convert to fraction form
    34,294.30/47,328.33 = 19,188.70/x
  3. Step 3: Cross multiply
    34,294.30x = 47,328.33 × 19,188.70
  4. Step 4: Simplify right side
    34,294.30x = 908,169,125.87
  5. Step 5: Solve for x
    x = 908,169,125.87/34,294.30
  6. Step 6: Final answer
    x = 26,481.63

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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.