Home / 28,749.23-43,123.98-10,029.42

Finding the Fourth Proportional to 28,749.23, 43,123.98 and 10,029.42

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Solution

The fourth proportional to 28,749.23, 43,123.98 and 10,029.42 is: 15,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,749.23 : 43,123.98 = 10,029.42 : x
  2. Step 2: Convert to fraction form
    28,749.23/43,123.98 = 10,029.42/x
  3. Step 3: Cross multiply
    28,749.23x = 43,123.98 × 10,029.42
  4. Step 4: Simplify right side
    28,749.23x = 432,508,507.49
  5. Step 5: Solve for x
    x = 432,508,507.49/28,749.23
  6. Step 6: Final answer
    x = 15,044.18

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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.