Home / 47,280.54-65,277.51-29,399.85

Finding the Fourth Proportional to 47,280.54, 65,277.51 and 29,399.85

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Solution

The fourth proportional to 47,280.54, 65,277.51 and 29,399.85 is: 40,590.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,280.54 : 65,277.51 = 29,399.85 : x
  2. Step 2: Convert to fraction form
    47,280.54/65,277.51 = 29,399.85/x
  3. Step 3: Cross multiply
    47,280.54x = 65,277.51 × 29,399.85
  4. Step 4: Simplify right side
    47,280.54x = 1,919,149,002.37
  5. Step 5: Solve for x
    x = 1,919,149,002.37/47,280.54
  6. Step 6: Final answer
    x = 40,590.67

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1.5x scale

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.