Home / 18,761.16-25,875.98-13,094.10

Finding the Fourth Proportional to 18,761.16, 25,875.98 and 13,094.10

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Solution

The fourth proportional to 18,761.16, 25,875.98 and 13,094.10 is: 18,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,761.16 : 25,875.98 = 13,094.10 : x
  2. Step 2: Convert to fraction form
    18,761.16/25,875.98 = 13,094.10/x
  3. Step 3: Cross multiply
    18,761.16x = 25,875.98 × 13,094.10
  4. Step 4: Simplify right side
    18,761.16x = 338,822,604.25
  5. Step 5: Solve for x
    x = 338,822,604.25/18,761.16
  6. Step 6: Final answer
    x = 18,059.79

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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.