Home / 15,647.11-23,470.65-10,392.38

Finding the Fourth Proportional to 15,647.11, 23,470.65 and 10,392.38

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Solution

The fourth proportional to 15,647.11, 23,470.65 and 10,392.38 is: 15,588.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.11 : 23,470.65 = 10,392.38 : x
  2. Step 2: Convert to fraction form
    15,647.11/23,470.65 = 10,392.38/x
  3. Step 3: Cross multiply
    15,647.11x = 23,470.65 × 10,392.38
  4. Step 4: Simplify right side
    15,647.11x = 243,915,913.65
  5. Step 5: Solve for x
    x = 243,915,913.65/15,647.11
  6. Step 6: Final answer
    x = 15,588.56

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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.