Home / 19,247.06-28,879.50-10,471.52

Finding the Fourth Proportional to 19,247.06, 28,879.50 and 10,471.52

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Solution

The fourth proportional to 19,247.06, 28,879.50 and 10,471.52 is: 15,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.06 : 28,879.50 = 10,471.52 : x
  2. Step 2: Convert to fraction form
    19,247.06/28,879.50 = 10,471.52/x
  3. Step 3: Cross multiply
    19,247.06x = 28,879.50 × 10,471.52
  4. Step 4: Simplify right side
    19,247.06x = 302,412,261.84
  5. Step 5: Solve for x
    x = 302,412,261.84/19,247.06
  6. Step 6: Final answer
    x = 15,712.13

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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.