Home / 10,015.14-13,822.10-5,823.39

Finding the Fourth Proportional to 10,015.14, 13,822.10 and 5,823.39

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Solution

The fourth proportional to 10,015.14, 13,822.10 and 5,823.39 is: 8,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.14 : 13,822.10 = 5,823.39 : x
  2. Step 2: Convert to fraction form
    10,015.14/13,822.10 = 5,823.39/x
  3. Step 3: Cross multiply
    10,015.14x = 13,822.10 × 5,823.39
  4. Step 4: Simplify right side
    10,015.14x = 80,491,449.80
  5. Step 5: Solve for x
    x = 80,491,449.80/10,015.14
  6. Step 6: Final answer
    x = 8,036.98

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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.