Home / 10,226.19-15,331.14-9,406.11

Finding the Fourth Proportional to 10,226.19, 15,331.14 and 9,406.11

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Solution

The fourth proportional to 10,226.19, 15,331.14 and 9,406.11 is: 14,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.19 : 15,331.14 = 9,406.11 : x
  2. Step 2: Convert to fraction form
    10,226.19/15,331.14 = 9,406.11/x
  3. Step 3: Cross multiply
    10,226.19x = 15,331.14 × 9,406.11
  4. Step 4: Simplify right side
    10,226.19x = 144,206,389.27
  5. Step 5: Solve for x
    x = 144,206,389.27/10,226.19
  6. Step 6: Final answer
    x = 14,101.67

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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.