Home / 53,237.28-79,842.28-15,788.60

Finding the Fourth Proportional to 53,237.28, 79,842.28 and 15,788.60

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Solution

The fourth proportional to 53,237.28, 79,842.28 and 15,788.60 is: 23,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,237.28 : 79,842.28 = 15,788.60 : x
  2. Step 2: Convert to fraction form
    53,237.28/79,842.28 = 15,788.60/x
  3. Step 3: Cross multiply
    53,237.28x = 79,842.28 × 15,788.60
  4. Step 4: Simplify right side
    53,237.28x = 1,260,597,822.01
  5. Step 5: Solve for x
    x = 1,260,597,822.01/53,237.28
  6. Step 6: Final answer
    x = 23,678.85

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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.