Home / 15,724.92-23,578.34-9,406.11

Finding the Fourth Proportional to 15,724.92, 23,578.34 and 9,406.11

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Solution

The fourth proportional to 15,724.92, 23,578.34 and 9,406.11 is: 14,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.92 : 23,578.34 = 9,406.11 : x
  2. Step 2: Convert to fraction form
    15,724.92/23,578.34 = 9,406.11/x
  3. Step 3: Cross multiply
    15,724.92x = 23,578.34 × 9,406.11
  4. Step 4: Simplify right side
    15,724.92x = 221,780,412.63
  5. Step 5: Solve for x
    x = 221,780,412.63/15,724.92
  6. Step 6: Final answer
    x = 14,103.75

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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.