Home / 47,421.57-65,440.99-25,910.85

Finding the Fourth Proportional to 47,421.57, 65,440.99 and 25,910.85

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Solution

The fourth proportional to 47,421.57, 65,440.99 and 25,910.85 is: 35,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,421.57 : 65,440.99 = 25,910.85 : x
  2. Step 2: Convert to fraction form
    47,421.57/65,440.99 = 25,910.85/x
  3. Step 3: Cross multiply
    47,421.57x = 65,440.99 × 25,910.85
  4. Step 4: Simplify right side
    47,421.57x = 1,695,631,675.74
  5. Step 5: Solve for x
    x = 1,695,631,675.74/47,421.57
  6. Step 6: Final answer
    x = 35,756.55

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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.