Home / 53,293.48-79,916.96-28,327.52

Finding the Fourth Proportional to 53,293.48, 79,916.96 and 28,327.52

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Solution

The fourth proportional to 53,293.48, 79,916.96 and 28,327.52 is: 42,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293.48 : 79,916.96 = 28,327.52 : x
  2. Step 2: Convert to fraction form
    53,293.48/79,916.96 = 28,327.52/x
  3. Step 3: Cross multiply
    53,293.48x = 79,916.96 × 28,327.52
  4. Step 4: Simplify right side
    53,293.48x = 2,263,849,553.35
  5. Step 5: Solve for x
    x = 2,263,849,553.35/53,293.48
  6. Step 6: Final answer
    x = 42,478.92

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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.