Home / 26,103.57-36,029.10-15,499.32

Finding the Fourth Proportional to 26,103.57, 36,029.10 and 15,499.32

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Solution

The fourth proportional to 26,103.57, 36,029.10 and 15,499.32 is: 21,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,103.57 : 36,029.10 = 15,499.32 : x
  2. Step 2: Convert to fraction form
    26,103.57/36,029.10 = 15,499.32/x
  3. Step 3: Cross multiply
    26,103.57x = 36,029.10 × 15,499.32
  4. Step 4: Simplify right side
    26,103.57x = 558,426,550.21
  5. Step 5: Solve for x
    x = 558,426,550.21/26,103.57
  6. Step 6: Final answer
    x = 21,392.73

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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.