Home / 47,213.46-65,131.74-29,329.20

Finding the Fourth Proportional to 47,213.46, 65,131.74 and 29,329.20

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Solution

The fourth proportional to 47,213.46, 65,131.74 and 29,329.20 is: 40,460.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,213.46 : 65,131.74 = 29,329.20 : x
  2. Step 2: Convert to fraction form
    47,213.46/65,131.74 = 29,329.20/x
  3. Step 3: Cross multiply
    47,213.46x = 65,131.74 × 29,329.20
  4. Step 4: Simplify right side
    47,213.46x = 1,910,261,828.81
  5. Step 5: Solve for x
    x = 1,910,261,828.81/47,213.46
  6. Step 6: Final answer
    x = 40,460.11

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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.