Home / 34,062.57-47,007.09-18,955.80

Finding the Fourth Proportional to 34,062.57, 47,007.09 and 18,955.80

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Solution

The fourth proportional to 34,062.57, 47,007.09 and 18,955.80 is: 26,159.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,062.57 : 47,007.09 = 18,955.80 : x
  2. Step 2: Convert to fraction form
    34,062.57/47,007.09 = 18,955.80/x
  3. Step 3: Cross multiply
    34,062.57x = 47,007.09 × 18,955.80
  4. Step 4: Simplify right side
    34,062.57x = 891,056,996.62
  5. Step 5: Solve for x
    x = 891,056,996.62/34,062.57
  6. Step 6: Final answer
    x = 26,159.42

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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.