Home / 34,351.02-47,400.57-20,013.89

Finding the Fourth Proportional to 34,351.02, 47,400.57 and 20,013.89

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Solution

The fourth proportional to 34,351.02, 47,400.57 and 20,013.89 is: 27,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,351.02 : 47,400.57 = 20,013.89 : x
  2. Step 2: Convert to fraction form
    34,351.02/47,400.57 = 20,013.89/x
  3. Step 3: Cross multiply
    34,351.02x = 47,400.57 × 20,013.89
  4. Step 4: Simplify right side
    34,351.02x = 948,669,556.91
  5. Step 5: Solve for x
    x = 948,669,556.91/34,351.02
  6. Step 6: Final answer
    x = 27,616.93

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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.