Home / 25,744.02-38,616.42-10,161.50

Finding the Fourth Proportional to 25,744.02, 38,616.42 and 10,161.50

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Solution

The fourth proportional to 25,744.02, 38,616.42 and 10,161.50 is: 15,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.02 : 38,616.42 = 10,161.50 : x
  2. Step 2: Convert to fraction form
    25,744.02/38,616.42 = 10,161.50/x
  3. Step 3: Cross multiply
    25,744.02x = 38,616.42 × 10,161.50
  4. Step 4: Simplify right side
    25,744.02x = 392,400,751.83
  5. Step 5: Solve for x
    x = 392,400,751.83/25,744.02
  6. Step 6: Final answer
    x = 15,242.40

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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.