Home / 25,458.52-38,164.74-9,038.68

Finding the Fourth Proportional to 25,458.52, 38,164.74 and 9,038.68

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Solution

The fourth proportional to 25,458.52, 38,164.74 and 9,038.68 is: 13,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.52 : 38,164.74 = 9,038.68 : x
  2. Step 2: Convert to fraction form
    25,458.52/38,164.74 = 9,038.68/x
  3. Step 3: Cross multiply
    25,458.52x = 38,164.74 × 9,038.68
  4. Step 4: Simplify right side
    25,458.52x = 344,958,872.14
  5. Step 5: Solve for x
    x = 344,958,872.14/25,458.52
  6. Step 6: Final answer
    x = 13,549.84

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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.