Home / 18,260.41-25,199.36-9,876.91

Finding the Fourth Proportional to 18,260.41, 25,199.36 and 9,876.91

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Solution

The fourth proportional to 18,260.41, 25,199.36 and 9,876.91 is: 13,630.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.41 : 25,199.36 = 9,876.91 : x
  2. Step 2: Convert to fraction form
    18,260.41/25,199.36 = 9,876.91/x
  3. Step 3: Cross multiply
    18,260.41x = 25,199.36 × 9,876.91
  4. Step 4: Simplify right side
    18,260.41x = 248,891,810.78
  5. Step 5: Solve for x
    x = 248,891,810.78/18,260.41
  6. Step 6: Final answer
    x = 13,630.13

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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.