Home / 25,575.52-38,345.93-8,926.45

Finding the Fourth Proportional to 25,575.52, 38,345.93 and 8,926.45

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Solution

The fourth proportional to 25,575.52, 38,345.93 and 8,926.45 is: 13,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.52 : 38,345.93 = 8,926.45 : x
  2. Step 2: Convert to fraction form
    25,575.52/38,345.93 = 8,926.45/x
  3. Step 3: Cross multiply
    25,575.52x = 38,345.93 × 8,926.45
  4. Step 4: Simplify right side
    25,575.52x = 342,293,160.63
  5. Step 5: Solve for x
    x = 342,293,160.63/25,575.52
  6. Step 6: Final answer
    x = 13,383.62

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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.