Home / 34,480.04-47,587.86-20,334.44

Finding the Fourth Proportional to 34,480.04, 47,587.86 and 20,334.44

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Solution

The fourth proportional to 34,480.04, 47,587.86 and 20,334.44 is: 28,064.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,480.04 : 47,587.86 = 20,334.44 : x
  2. Step 2: Convert to fraction form
    34,480.04/47,587.86 = 20,334.44/x
  3. Step 3: Cross multiply
    34,480.04x = 47,587.86 × 20,334.44
  4. Step 4: Simplify right side
    34,480.04x = 967,672,483.90
  5. Step 5: Solve for x
    x = 967,672,483.90/34,480.04
  6. Step 6: Final answer
    x = 28,064.71

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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.