Home / 15,926.76-23,890.55-5,538.51

Finding the Fourth Proportional to 15,926.76, 23,890.55 and 5,538.51

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Solution

The fourth proportional to 15,926.76, 23,890.55 and 5,538.51 is: 8,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,926.76 : 23,890.55 = 5,538.51 : x
  2. Step 2: Convert to fraction form
    15,926.76/23,890.55 = 5,538.51/x
  3. Step 3: Cross multiply
    15,926.76x = 23,890.55 × 5,538.51
  4. Step 4: Simplify right side
    15,926.76x = 132,318,022.39
  5. Step 5: Solve for x
    x = 132,318,022.39/15,926.76
  6. Step 6: Final answer
    x = 8,307.91

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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.