Home / 12,926.87-19,373.76-11,254.17

Finding the Fourth Proportional to 12,926.87, 19,373.76 and 11,254.17

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Solution

The fourth proportional to 12,926.87, 19,373.76 and 11,254.17 is: 16,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.87 : 19,373.76 = 11,254.17 : x
  2. Step 2: Convert to fraction form
    12,926.87/19,373.76 = 11,254.17/x
  3. Step 3: Cross multiply
    12,926.87x = 19,373.76 × 11,254.17
  4. Step 4: Simplify right side
    12,926.87x = 218,035,588.58
  5. Step 5: Solve for x
    x = 218,035,588.58/12,926.87
  6. Step 6: Final answer
    x = 16,866.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.