Home / 12,925.87-19,372.26-11,253.17

Finding the Fourth Proportional to 12,925.87, 19,372.26 and 11,253.17

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Solution

The fourth proportional to 12,925.87, 19,372.26 and 11,253.17 is: 16,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.87 : 19,372.26 = 11,253.17 : x
  2. Step 2: Convert to fraction form
    12,925.87/19,372.26 = 11,253.17/x
  3. Step 3: Cross multiply
    12,925.87x = 19,372.26 × 11,253.17
  4. Step 4: Simplify right side
    12,925.87x = 217,999,238.20
  5. Step 5: Solve for x
    x = 217,999,238.20/12,925.87
  6. Step 6: Final answer
    x = 16,865.35

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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.