Home / 25,621.09-38,378.56-15,059.25

Finding the Fourth Proportional to 25,621.09, 38,378.56 and 15,059.25

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Solution

The fourth proportional to 25,621.09, 38,378.56 and 15,059.25 is: 22,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,621.09 : 38,378.56 = 15,059.25 : x
  2. Step 2: Convert to fraction form
    25,621.09/38,378.56 = 15,059.25/x
  3. Step 3: Cross multiply
    25,621.09x = 38,378.56 × 15,059.25
  4. Step 4: Simplify right side
    25,621.09x = 577,952,320.27
  5. Step 5: Solve for x
    x = 577,952,320.27/25,621.09
  6. Step 6: Final answer
    x = 22,557.68

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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.