Home / 25,515-38,272.40-6,795.03

Finding the Fourth Proportional to 25,515, 38,272.40 and 6,795.03

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Solution

The fourth proportional to 25,515, 38,272.40 and 6,795.03 is: 10,192.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515 : 38,272.40 = 6,795.03 : x
  2. Step 2: Convert to fraction form
    25,515/38,272.40 = 6,795.03/x
  3. Step 3: Cross multiply
    25,515x = 38,272.40 × 6,795.03
  4. Step 4: Simplify right side
    25,515x = 260,062,072.20
  5. Step 5: Solve for x
    x = 260,062,072.20/25,515
  6. Step 6: Final answer
    x = 10,192.52

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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.