Home / 26,900.15-40,301.55-15,039.72

Finding the Fourth Proportional to 26,900.15, 40,301.55 and 15,039.72

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Solution

The fourth proportional to 26,900.15, 40,301.55 and 15,039.72 is: 22,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.15 : 40,301.55 = 15,039.72 : x
  2. Step 2: Convert to fraction form
    26,900.15/40,301.55 = 15,039.72/x
  3. Step 3: Cross multiply
    26,900.15x = 40,301.55 × 15,039.72
  4. Step 4: Simplify right side
    26,900.15x = 606,124,027.57
  5. Step 5: Solve for x
    x = 606,124,027.57/26,900.15
  6. Step 6: Final answer
    x = 22,532.37

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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.