Home / 34,230.68-47,233.66-19,121.47

Finding the Fourth Proportional to 34,230.68, 47,233.66 and 19,121.47

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Solution

The fourth proportional to 34,230.68, 47,233.66 and 19,121.47 is: 26,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.68 : 47,233.66 = 19,121.47 : x
  2. Step 2: Convert to fraction form
    34,230.68/47,233.66 = 19,121.47/x
  3. Step 3: Cross multiply
    34,230.68x = 47,233.66 × 19,121.47
  4. Step 4: Simplify right side
    34,230.68x = 903,176,828.87
  5. Step 5: Solve for x
    x = 903,176,828.87/34,230.68
  6. Step 6: Final answer
    x = 26,385.01

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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.