Home / 26,199.35-36,149.49-15,586.91

Finding the Fourth Proportional to 26,199.35, 36,149.49 and 15,586.91

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Solution

The fourth proportional to 26,199.35, 36,149.49 and 15,586.91 is: 21,506.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,199.35 : 36,149.49 = 15,586.91 : x
  2. Step 2: Convert to fraction form
    26,199.35/36,149.49 = 15,586.91/x
  3. Step 3: Cross multiply
    26,199.35x = 36,149.49 × 15,586.91
  4. Step 4: Simplify right side
    26,199.35x = 563,458,666.43
  5. Step 5: Solve for x
    x = 563,458,666.43/26,199.35
  6. Step 6: Final answer
    x = 21,506.59

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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.