Home / 34,422.57-47,498.60-19,314.65

Finding the Fourth Proportional to 34,422.57, 47,498.60 and 19,314.65

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Solution

The fourth proportional to 34,422.57, 47,498.60 and 19,314.65 is: 26,651.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,422.57 : 47,498.60 = 19,314.65 : x
  2. Step 2: Convert to fraction form
    34,422.57/47,498.60 = 19,314.65/x
  3. Step 3: Cross multiply
    34,422.57x = 47,498.60 × 19,314.65
  4. Step 4: Simplify right side
    34,422.57x = 917,419,001.52
  5. Step 5: Solve for x
    x = 917,419,001.52/34,422.57
  6. Step 6: Final answer
    x = 26,651.67

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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.