Home / 19,244.24-28,878.06-7,557.56

Finding the Fourth Proportional to 19,244.24, 28,878.06 and 7,557.56

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Solution

The fourth proportional to 19,244.24, 28,878.06 and 7,557.56 is: 11,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.24 : 28,878.06 = 7,557.56 : x
  2. Step 2: Convert to fraction form
    19,244.24/28,878.06 = 7,557.56/x
  3. Step 3: Cross multiply
    19,244.24x = 28,878.06 × 7,557.56
  4. Step 4: Simplify right side
    19,244.24x = 218,247,671.13
  5. Step 5: Solve for x
    x = 218,247,671.13/19,244.24
  6. Step 6: Final answer
    x = 11,340.93

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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.