Home / 25,698.83-38,517.39-13,224.74

Finding the Fourth Proportional to 25,698.83, 38,517.39 and 13,224.74

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Solution

The fourth proportional to 25,698.83, 38,517.39 and 13,224.74 is: 19,821.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.83 : 38,517.39 = 13,224.74 : x
  2. Step 2: Convert to fraction form
    25,698.83/38,517.39 = 13,224.74/x
  3. Step 3: Cross multiply
    25,698.83x = 38,517.39 × 13,224.74
  4. Step 4: Simplify right side
    25,698.83x = 509,382,275.64
  5. Step 5: Solve for x
    x = 509,382,275.64/25,698.83
  6. Step 6: Final answer
    x = 19,821.23

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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.