Home / 34,161.15-47,146.53-20,014.02

Finding the Fourth Proportional to 34,161.15, 47,146.53 and 20,014.02

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Solution

The fourth proportional to 34,161.15, 47,146.53 and 20,014.02 is: 27,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.15 : 47,146.53 = 20,014.02 : x
  2. Step 2: Convert to fraction form
    34,161.15/47,146.53 = 20,014.02/x
  3. Step 3: Cross multiply
    34,161.15x = 47,146.53 × 20,014.02
  4. Step 4: Simplify right side
    34,161.15x = 943,591,594.35
  5. Step 5: Solve for x
    x = 943,591,594.35/34,161.15
  6. Step 6: Final answer
    x = 27,621.77

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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.