Home / 19,246.06-28,878-10,470.52

Finding the Fourth Proportional to 19,246.06, 28,878 and 10,470.52

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Solution

The fourth proportional to 19,246.06, 28,878 and 10,470.52 is: 15,710.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.06 : 28,878 = 10,470.52 : x
  2. Step 2: Convert to fraction form
    19,246.06/28,878 = 10,470.52/x
  3. Step 3: Cross multiply
    19,246.06x = 28,878 × 10,470.52
  4. Step 4: Simplify right side
    19,246.06x = 302,367,676.56
  5. Step 5: Solve for x
    x = 302,367,676.56/19,246.06
  6. Step 6: Final answer
    x = 15,710.63

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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.