Home / 25,702.02-35,488.89-19,724.22

Finding the Fourth Proportional to 25,702.02, 35,488.89 and 19,724.22

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Solution

The fourth proportional to 25,702.02, 35,488.89 and 19,724.22 is: 27,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,702.02 : 35,488.89 = 19,724.22 : x
  2. Step 2: Convert to fraction form
    25,702.02/35,488.89 = 19,724.22/x
  3. Step 3: Cross multiply
    25,702.02x = 35,488.89 × 19,724.22
  4. Step 4: Simplify right side
    25,702.02x = 699,990,673.92
  5. Step 5: Solve for x
    x = 699,990,673.92/25,702.02
  6. Step 6: Final answer
    x = 27,234.85

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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.