Home / 34,394.20-47,460.69-19,287.49

Finding the Fourth Proportional to 34,394.20, 47,460.69 and 19,287.49

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Solution

The fourth proportional to 34,394.20, 47,460.69 and 19,287.49 is: 26,614.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,394.20 : 47,460.69 = 19,287.49 : x
  2. Step 2: Convert to fraction form
    34,394.20/47,460.69 = 19,287.49/x
  3. Step 3: Cross multiply
    34,394.20x = 47,460.69 × 19,287.49
  4. Step 4: Simplify right side
    34,394.20x = 915,397,583.77
  5. Step 5: Solve for x
    x = 915,397,583.77/34,394.20
  6. Step 6: Final answer
    x = 26,614.88

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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.