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Finding the Fourth Proportional to 25,644.69, 38,437.88 and 10,844.37

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Solution

The fourth proportional to 25,644.69, 38,437.88 and 10,844.37 is: 16,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.69 : 38,437.88 = 10,844.37 : x
  2. Step 2: Convert to fraction form
    25,644.69/38,437.88 = 10,844.37/x
  3. Step 3: Cross multiply
    25,644.69x = 38,437.88 × 10,844.37
  4. Step 4: Simplify right side
    25,644.69x = 416,834,538.51
  5. Step 5: Solve for x
    x = 416,834,538.51/25,644.69
  6. Step 6: Final answer
    x = 16,254.22

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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.