Home / 25,883.54-38,815.48-9,240.47

Finding the Fourth Proportional to 25,883.54, 38,815.48 and 9,240.47

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Solution

The fourth proportional to 25,883.54, 38,815.48 and 9,240.47 is: 13,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,883.54 : 38,815.48 = 9,240.47 : x
  2. Step 2: Convert to fraction form
    25,883.54/38,815.48 = 9,240.47/x
  3. Step 3: Cross multiply
    25,883.54x = 38,815.48 × 9,240.47
  4. Step 4: Simplify right side
    25,883.54x = 358,673,278.48
  5. Step 5: Solve for x
    x = 358,673,278.48/25,883.54
  6. Step 6: Final answer
    x = 13,857.20

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1.5x scale

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.