Home / 19,774.68-27,277.20-13,060.32

Finding the Fourth Proportional to 19,774.68, 27,277.20 and 13,060.32

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Solution

The fourth proportional to 19,774.68, 27,277.20 and 13,060.32 is: 18,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.68 : 27,277.20 = 13,060.32 : x
  2. Step 2: Convert to fraction form
    19,774.68/27,277.20 = 13,060.32/x
  3. Step 3: Cross multiply
    19,774.68x = 27,277.20 × 13,060.32
  4. Step 4: Simplify right side
    19,774.68x = 356,248,960.70
  5. Step 5: Solve for x
    x = 356,248,960.70/19,774.68
  6. Step 6: Final answer
    x = 18,015.41

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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.