Home / 34,231.04-47,237.15-19,120.70

Finding the Fourth Proportional to 34,231.04, 47,237.15 and 19,120.70

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Solution

The fourth proportional to 34,231.04, 47,237.15 and 19,120.70 is: 26,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,231.04 : 47,237.15 = 19,120.70 : x
  2. Step 2: Convert to fraction form
    34,231.04/47,237.15 = 19,120.70/x
  3. Step 3: Cross multiply
    34,231.04x = 47,237.15 × 19,120.70
  4. Step 4: Simplify right side
    34,231.04x = 903,207,042.22
  5. Step 5: Solve for x
    x = 903,207,042.22/34,231.04
  6. Step 6: Final answer
    x = 26,385.62

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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.