Home / 25,945.02-38,929.84-15,435.81

Finding the Fourth Proportional to 25,945.02, 38,929.84 and 15,435.81

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Solution

The fourth proportional to 25,945.02, 38,929.84 and 15,435.81 is: 23,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.02 : 38,929.84 = 15,435.81 : x
  2. Step 2: Convert to fraction form
    25,945.02/38,929.84 = 15,435.81/x
  3. Step 3: Cross multiply
    25,945.02x = 38,929.84 × 15,435.81
  4. Step 4: Simplify right side
    25,945.02x = 600,913,613.57
  5. Step 5: Solve for x
    x = 600,913,613.57/25,945.02
  6. Step 6: Final answer
    x = 23,161.04

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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.