Home / 25,809.52-35,612.83-15,201.26

Finding the Fourth Proportional to 25,809.52, 35,612.83 and 15,201.26

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Solution

The fourth proportional to 25,809.52, 35,612.83 and 15,201.26 is: 20,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,809.52 : 35,612.83 = 15,201.26 : x
  2. Step 2: Convert to fraction form
    25,809.52/35,612.83 = 15,201.26/x
  3. Step 3: Cross multiply
    25,809.52x = 35,612.83 × 15,201.26
  4. Step 4: Simplify right side
    25,809.52x = 541,359,888.17
  5. Step 5: Solve for x
    x = 541,359,888.17/25,809.52
  6. Step 6: Final answer
    x = 20,975.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.