Home / 26,776.40-36,950.93-15,446.39

Finding the Fourth Proportional to 26,776.40, 36,950.93 and 15,446.39

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Solution

The fourth proportional to 26,776.40, 36,950.93 and 15,446.39 is: 21,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776.40 : 36,950.93 = 15,446.39 : x
  2. Step 2: Convert to fraction form
    26,776.40/36,950.93 = 15,446.39/x
  3. Step 3: Cross multiply
    26,776.40x = 36,950.93 × 15,446.39
  4. Step 4: Simplify right side
    26,776.40x = 570,758,213.66
  5. Step 5: Solve for x
    x = 570,758,213.66/26,776.40
  6. Step 6: Final answer
    x = 21,315.72

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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.