Home / 34,191.84-51,287.53-18,404.31

Finding the Fourth Proportional to 34,191.84, 51,287.53 and 18,404.31

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Solution

The fourth proportional to 34,191.84, 51,287.53 and 18,404.31 is: 27,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,191.84 : 51,287.53 = 18,404.31 : x
  2. Step 2: Convert to fraction form
    34,191.84/51,287.53 = 18,404.31/x
  3. Step 3: Cross multiply
    34,191.84x = 51,287.53 × 18,404.31
  4. Step 4: Simplify right side
    34,191.84x = 943,911,601.25
  5. Step 5: Solve for x
    x = 943,911,601.25/34,191.84
  6. Step 6: Final answer
    x = 27,606.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.