Home / 18,742.14-25,865.80-10,360.26

Finding the Fourth Proportional to 18,742.14, 25,865.80 and 10,360.26

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Solution

The fourth proportional to 18,742.14, 25,865.80 and 10,360.26 is: 14,298.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,742.14 : 25,865.80 = 10,360.26 : x
  2. Step 2: Convert to fraction form
    18,742.14/25,865.80 = 10,360.26/x
  3. Step 3: Cross multiply
    18,742.14x = 25,865.80 × 10,360.26
  4. Step 4: Simplify right side
    18,742.14x = 267,976,413.11
  5. Step 5: Solve for x
    x = 267,976,413.11/18,742.14
  6. Step 6: Final answer
    x = 14,298.07

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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.