Home / 34,231.02-47,239.16-20,084.10

Finding the Fourth Proportional to 34,231.02, 47,239.16 and 20,084.10

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Solution

The fourth proportional to 34,231.02, 47,239.16 and 20,084.10 is: 27,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,231.02 : 47,239.16 = 20,084.10 : x
  2. Step 2: Convert to fraction form
    34,231.02/47,239.16 = 20,084.10/x
  3. Step 3: Cross multiply
    34,231.02x = 47,239.16 × 20,084.10
  4. Step 4: Simplify right side
    34,231.02x = 948,756,013.36
  5. Step 5: Solve for x
    x = 948,756,013.36/34,231.02
  6. Step 6: Final answer
    x = 27,716.26

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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.