Home / 13,348.17-18,424.86-9,370.26

Finding the Fourth Proportional to 13,348.17, 18,424.86 and 9,370.26

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Solution

The fourth proportional to 13,348.17, 18,424.86 and 9,370.26 is: 12,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.17 : 18,424.86 = 9,370.26 : x
  2. Step 2: Convert to fraction form
    13,348.17/18,424.86 = 9,370.26/x
  3. Step 3: Cross multiply
    13,348.17x = 18,424.86 × 9,370.26
  4. Step 4: Simplify right side
    13,348.17x = 172,645,728.66
  5. Step 5: Solve for x
    x = 172,645,728.66/13,348.17
  6. Step 6: Final answer
    x = 12,934.04

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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.