Home / 29,246.74-43,870.11-11,485.78

Finding the Fourth Proportional to 29,246.74, 43,870.11 and 11,485.78

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Solution

The fourth proportional to 29,246.74, 43,870.11 and 11,485.78 is: 17,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.74 : 43,870.11 = 11,485.78 : x
  2. Step 2: Convert to fraction form
    29,246.74/43,870.11 = 11,485.78/x
  3. Step 3: Cross multiply
    29,246.74x = 43,870.11 × 11,485.78
  4. Step 4: Simplify right side
    29,246.74x = 503,882,432.04
  5. Step 5: Solve for x
    x = 503,882,432.04/29,246.74
  6. Step 6: Final answer
    x = 17,228.67

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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.