Home / 34,318.04-51,466.10-10,939

Finding the Fourth Proportional to 34,318.04, 51,466.10 and 10,939

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Solution

The fourth proportional to 34,318.04, 51,466.10 and 10,939 is: 16,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,318.04 : 51,466.10 = 10,939 : x
  2. Step 2: Convert to fraction form
    34,318.04/51,466.10 = 10,939/x
  3. Step 3: Cross multiply
    34,318.04x = 51,466.10 × 10,939
  4. Step 4: Simplify right side
    34,318.04x = 562,987,667.90
  5. Step 5: Solve for x
    x = 562,987,667.90/34,318.04
  6. Step 6: Final answer
    x = 16,405.01

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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.