Home / 25,618.61-38,425.02-6,900.02

Finding the Fourth Proportional to 25,618.61, 38,425.02 and 6,900.02

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Solution

The fourth proportional to 25,618.61, 38,425.02 and 6,900.02 is: 10,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.61 : 38,425.02 = 6,900.02 : x
  2. Step 2: Convert to fraction form
    25,618.61/38,425.02 = 6,900.02/x
  3. Step 3: Cross multiply
    25,618.61x = 38,425.02 × 6,900.02
  4. Step 4: Simplify right side
    25,618.61x = 265,133,227.31
  5. Step 5: Solve for x
    x = 265,133,227.31/25,618.61
  6. Step 6: Final answer
    x = 10,349.24

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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.