Home / 34,946.82-52,428.33-9,987.21

Finding the Fourth Proportional to 34,946.82, 52,428.33 and 9,987.21

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Solution

The fourth proportional to 34,946.82, 52,428.33 and 9,987.21 is: 14,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,946.82 : 52,428.33 = 9,987.21 : x
  2. Step 2: Convert to fraction form
    34,946.82/52,428.33 = 9,987.21/x
  3. Step 3: Cross multiply
    34,946.82x = 52,428.33 × 9,987.21
  4. Step 4: Simplify right side
    34,946.82x = 523,612,741.66
  5. Step 5: Solve for x
    x = 523,612,741.66/34,946.82
  6. Step 6: Final answer
    x = 14,983.13

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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.