Home / 34,321.62-47,359.92-19,212.18

Finding the Fourth Proportional to 34,321.62, 47,359.92 and 19,212.18

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Solution

The fourth proportional to 34,321.62, 47,359.92 and 19,212.18 is: 26,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,321.62 : 47,359.92 = 19,212.18 : x
  2. Step 2: Convert to fraction form
    34,321.62/47,359.92 = 19,212.18/x
  3. Step 3: Cross multiply
    34,321.62x = 47,359.92 × 19,212.18
  4. Step 4: Simplify right side
    34,321.62x = 909,887,307.83
  5. Step 5: Solve for x
    x = 909,887,307.83/34,321.62
  6. Step 6: Final answer
    x = 26,510.62

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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.