Home / 25,986.08-38,981.18-7,266.24

Finding the Fourth Proportional to 25,986.08, 38,981.18 and 7,266.24

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Solution

The fourth proportional to 25,986.08, 38,981.18 and 7,266.24 is: 10,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,986.08 : 38,981.18 = 7,266.24 : x
  2. Step 2: Convert to fraction form
    25,986.08/38,981.18 = 7,266.24/x
  3. Step 3: Cross multiply
    25,986.08x = 38,981.18 × 7,266.24
  4. Step 4: Simplify right side
    25,986.08x = 283,246,609.36
  5. Step 5: Solve for x
    x = 283,246,609.36/25,986.08
  6. Step 6: Final answer
    x = 10,899.94

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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.