Home / 10,021.65-15,032.47-6,329.49

Finding the Fourth Proportional to 10,021.65, 15,032.47 and 6,329.49

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Solution

The fourth proportional to 10,021.65, 15,032.47 and 6,329.49 is: 9,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.65 : 15,032.47 = 6,329.49 : x
  2. Step 2: Convert to fraction form
    10,021.65/15,032.47 = 6,329.49/x
  3. Step 3: Cross multiply
    10,021.65x = 15,032.47 × 6,329.49
  4. Step 4: Simplify right side
    10,021.65x = 95,147,793.38
  5. Step 5: Solve for x
    x = 95,147,793.38/10,021.65
  6. Step 6: Final answer
    x = 9,494.23

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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.