Home / 26,512.48-36,588.20-15,900.08

Finding the Fourth Proportional to 26,512.48, 36,588.20 and 15,900.08

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Solution

The fourth proportional to 26,512.48, 36,588.20 and 15,900.08 is: 21,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.48 : 36,588.20 = 15,900.08 : x
  2. Step 2: Convert to fraction form
    26,512.48/36,588.20 = 15,900.08/x
  3. Step 3: Cross multiply
    26,512.48x = 36,588.20 × 15,900.08
  4. Step 4: Simplify right side
    26,512.48x = 581,755,307.06
  5. Step 5: Solve for x
    x = 581,755,307.06/26,512.48
  6. Step 6: Final answer
    x = 21,942.70

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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.