Home / 25,583.52-35,302.86-18,872.87

Finding the Fourth Proportional to 25,583.52, 35,302.86 and 18,872.87

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Solution

The fourth proportional to 25,583.52, 35,302.86 and 18,872.87 is: 26,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.52 : 35,302.86 = 18,872.87 : x
  2. Step 2: Convert to fraction form
    25,583.52/35,302.86 = 18,872.87/x
  3. Step 3: Cross multiply
    25,583.52x = 35,302.86 × 18,872.87
  4. Step 4: Simplify right side
    25,583.52x = 666,266,375.67
  5. Step 5: Solve for x
    x = 666,266,375.67/25,583.52
  6. Step 6: Final answer
    x = 26,042.80

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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.