Home / 15,928.24-21,984.60-10,329.52

Finding the Fourth Proportional to 15,928.24, 21,984.60 and 10,329.52

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Solution

The fourth proportional to 15,928.24, 21,984.60 and 10,329.52 is: 14,257.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,928.24 : 21,984.60 = 10,329.52 : x
  2. Step 2: Convert to fraction form
    15,928.24/21,984.60 = 10,329.52/x
  3. Step 3: Cross multiply
    15,928.24x = 21,984.60 × 10,329.52
  4. Step 4: Simplify right side
    15,928.24x = 227,090,365.39
  5. Step 5: Solve for x
    x = 227,090,365.39/15,928.24
  6. Step 6: Final answer
    x = 14,257.09

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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.