Home / 26,512.80-36,590.58-15,905.04

Finding the Fourth Proportional to 26,512.80, 36,590.58 and 15,905.04

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Solution

The fourth proportional to 26,512.80, 36,590.58 and 15,905.04 is: 21,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.80 : 36,590.58 = 15,905.04 : x
  2. Step 2: Convert to fraction form
    26,512.80/36,590.58 = 15,905.04/x
  3. Step 3: Cross multiply
    26,512.80x = 36,590.58 × 15,905.04
  4. Step 4: Simplify right side
    26,512.80x = 581,974,638.52
  5. Step 5: Solve for x
    x = 581,974,638.52/26,512.80
  6. Step 6: Final answer
    x = 21,950.70

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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.