Home / 18,407.96-25,403.66-10,025.08

Finding the Fourth Proportional to 18,407.96, 25,403.66 and 10,025.08

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Solution

The fourth proportional to 18,407.96, 25,403.66 and 10,025.08 is: 13,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.96 : 25,403.66 = 10,025.08 : x
  2. Step 2: Convert to fraction form
    18,407.96/25,403.66 = 10,025.08/x
  3. Step 3: Cross multiply
    18,407.96x = 25,403.66 × 10,025.08
  4. Step 4: Simplify right side
    18,407.96x = 254,673,723.79
  5. Step 5: Solve for x
    x = 254,673,723.79/18,407.96
  6. Step 6: Final answer
    x = 13,834.98

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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.