Home / 25,968.13-38,958.67-7,500.13

Finding the Fourth Proportional to 25,968.13, 38,958.67 and 7,500.13

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Solution

The fourth proportional to 25,968.13, 38,958.67 and 7,500.13 is: 11,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.13 : 38,958.67 = 7,500.13 : x
  2. Step 2: Convert to fraction form
    25,968.13/38,958.67 = 7,500.13/x
  3. Step 3: Cross multiply
    25,968.13x = 38,958.67 × 7,500.13
  4. Step 4: Simplify right side
    25,968.13x = 292,195,089.63
  5. Step 5: Solve for x
    x = 292,195,089.63/25,968.13
  6. Step 6: Final answer
    x = 11,252.07

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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.