Home / 47,624.91-65,572.71-40,439.67

Finding the Fourth Proportional to 47,624.91, 65,572.71 and 40,439.67

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Solution

The fourth proportional to 47,624.91, 65,572.71 and 40,439.67 is: 55,679.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,624.91 : 65,572.71 = 40,439.67 : x
  2. Step 2: Convert to fraction form
    47,624.91/65,572.71 = 40,439.67/x
  3. Step 3: Cross multiply
    47,624.91x = 65,572.71 × 40,439.67
  4. Step 4: Simplify right side
    47,624.91x = 2,651,738,753.41
  5. Step 5: Solve for x
    x = 2,651,738,753.41/47,624.91
  6. Step 6: Final answer
    x = 55,679.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.