Home / 34,231.39-47,239.31-19,124.05

Finding the Fourth Proportional to 34,231.39, 47,239.31 and 19,124.05

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Solution

The fourth proportional to 34,231.39, 47,239.31 and 19,124.05 is: 26,391.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,231.39 : 47,239.31 = 19,124.05 : x
  2. Step 2: Convert to fraction form
    34,231.39/47,239.31 = 19,124.05/x
  3. Step 3: Cross multiply
    34,231.39x = 47,239.31 × 19,124.05
  4. Step 4: Simplify right side
    34,231.39x = 903,406,996.69
  5. Step 5: Solve for x
    x = 903,406,996.69/34,231.39
  6. Step 6: Final answer
    x = 26,391.19

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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.