Home / 15,299.74-22,950.72-6,406.13

Finding the Fourth Proportional to 15,299.74, 22,950.72 and 6,406.13

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Solution

The fourth proportional to 15,299.74, 22,950.72 and 6,406.13 is: 9,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.74 : 22,950.72 = 6,406.13 : x
  2. Step 2: Convert to fraction form
    15,299.74/22,950.72 = 6,406.13/x
  3. Step 3: Cross multiply
    15,299.74x = 22,950.72 × 6,406.13
  4. Step 4: Simplify right side
    15,299.74x = 147,025,181.16
  5. Step 5: Solve for x
    x = 147,025,181.16/15,299.74
  6. Step 6: Final answer
    x = 9,609.65

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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.