Home / 45,916.07-63,371.13-28,021.47

Finding the Fourth Proportional to 45,916.07, 63,371.13 and 28,021.47

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Solution

The fourth proportional to 45,916.07, 63,371.13 and 28,021.47 is: 38,673.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,916.07 : 63,371.13 = 28,021.47 : x
  2. Step 2: Convert to fraction form
    45,916.07/63,371.13 = 28,021.47/x
  3. Step 3: Cross multiply
    45,916.07x = 63,371.13 × 28,021.47
  4. Step 4: Simplify right side
    45,916.07x = 1,775,752,290.10
  5. Step 5: Solve for x
    x = 1,775,752,290.10/45,916.07
  6. Step 6: Final answer
    x = 38,673.88

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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.