Home / 25,326.36-34,951.62-15,257.88

Finding the Fourth Proportional to 25,326.36, 34,951.62 and 15,257.88

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Solution

The fourth proportional to 25,326.36, 34,951.62 and 15,257.88 is: 21,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.36 : 34,951.62 = 15,257.88 : x
  2. Step 2: Convert to fraction form
    25,326.36/34,951.62 = 15,257.88/x
  3. Step 3: Cross multiply
    25,326.36x = 34,951.62 × 15,257.88
  4. Step 4: Simplify right side
    25,326.36x = 533,287,623.77
  5. Step 5: Solve for x
    x = 533,287,623.77/25,326.36
  6. Step 6: Final answer
    x = 21,056.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.