Home / 34,641.78-47,805.60-18,726.24

Finding the Fourth Proportional to 34,641.78, 47,805.60 and 18,726.24

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Solution

The fourth proportional to 34,641.78, 47,805.60 and 18,726.24 is: 25,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,641.78 : 47,805.60 = 18,726.24 : x
  2. Step 2: Convert to fraction form
    34,641.78/47,805.60 = 18,726.24/x
  3. Step 3: Cross multiply
    34,641.78x = 47,805.60 × 18,726.24
  4. Step 4: Simplify right side
    34,641.78x = 895,219,138.94
  5. Step 5: Solve for x
    x = 895,219,138.94/34,641.78
  6. Step 6: Final answer
    x = 25,842.18

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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.