Home / 53,041.33-79,549.68-15,591.39

Finding the Fourth Proportional to 53,041.33, 79,549.68 and 15,591.39

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Solution

The fourth proportional to 53,041.33, 79,549.68 and 15,591.39 is: 23,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,041.33 : 79,549.68 = 15,591.39 : x
  2. Step 2: Convert to fraction form
    53,041.33/79,549.68 = 15,591.39/x
  3. Step 3: Cross multiply
    53,041.33x = 79,549.68 × 15,591.39
  4. Step 4: Simplify right side
    53,041.33x = 1,240,290,085.26
  5. Step 5: Solve for x
    x = 1,240,290,085.26/53,041.33
  6. Step 6: Final answer
    x = 23,383.47

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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.