Home / 10,022.39-15,040.88-4,481.99

Finding the Fourth Proportional to 10,022.39, 15,040.88 and 4,481.99

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Solution

The fourth proportional to 10,022.39, 15,040.88 and 4,481.99 is: 6,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.39 : 15,040.88 = 4,481.99 : x
  2. Step 2: Convert to fraction form
    10,022.39/15,040.88 = 4,481.99/x
  3. Step 3: Cross multiply
    10,022.39x = 15,040.88 × 4,481.99
  4. Step 4: Simplify right side
    10,022.39x = 67,413,051.34
  5. Step 5: Solve for x
    x = 67,413,051.34/10,022.39
  6. Step 6: Final answer
    x = 6,726.25

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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.