Home / 26,014.40-38,998.80-15,458.40

Finding the Fourth Proportional to 26,014.40, 38,998.80 and 15,458.40

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Solution

The fourth proportional to 26,014.40, 38,998.80 and 15,458.40 is: 23,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,014.40 : 38,998.80 = 15,458.40 : x
  2. Step 2: Convert to fraction form
    26,014.40/38,998.80 = 15,458.40/x
  3. Step 3: Cross multiply
    26,014.40x = 38,998.80 × 15,458.40
  4. Step 4: Simplify right side
    26,014.40x = 602,859,049.92
  5. Step 5: Solve for x
    x = 602,859,049.92/26,014.40
  6. Step 6: Final answer
    x = 23,174.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.