Home / 18,958.18-26,162.85-10,574.50

Finding the Fourth Proportional to 18,958.18, 26,162.85 and 10,574.50

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Solution

The fourth proportional to 18,958.18, 26,162.85 and 10,574.50 is: 14,593.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,958.18 : 26,162.85 = 10,574.50 : x
  2. Step 2: Convert to fraction form
    18,958.18/26,162.85 = 10,574.50/x
  3. Step 3: Cross multiply
    18,958.18x = 26,162.85 × 10,574.50
  4. Step 4: Simplify right side
    18,958.18x = 276,659,057.33
  5. Step 5: Solve for x
    x = 276,659,057.33/18,958.18
  6. Step 6: Final answer
    x = 14,593.12

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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.