Home / 19,158.24-26,436.66-10,660.08

Finding the Fourth Proportional to 19,158.24, 26,436.66 and 10,660.08

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Solution

The fourth proportional to 19,158.24, 26,436.66 and 10,660.08 is: 14,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158.24 : 26,436.66 = 10,660.08 : x
  2. Step 2: Convert to fraction form
    19,158.24/26,436.66 = 10,660.08/x
  3. Step 3: Cross multiply
    19,158.24x = 26,436.66 × 10,660.08
  4. Step 4: Simplify right side
    19,158.24x = 281,816,910.53
  5. Step 5: Solve for x
    x = 281,816,910.53/19,158.24
  6. Step 6: Final answer
    x = 14,709.96

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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.