Home / 39,951.65-59,908.37-18,874.10

Finding the Fourth Proportional to 39,951.65, 59,908.37 and 18,874.10

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Solution

The fourth proportional to 39,951.65, 59,908.37 and 18,874.10 is: 28,302.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,951.65 : 59,908.37 = 18,874.10 : x
  2. Step 2: Convert to fraction form
    39,951.65/59,908.37 = 18,874.10/x
  3. Step 3: Cross multiply
    39,951.65x = 59,908.37 × 18,874.10
  4. Step 4: Simplify right side
    39,951.65x = 1,130,716,172.30
  5. Step 5: Solve for x
    x = 1,130,716,172.30/39,951.65
  6. Step 6: Final answer
    x = 28,302.12

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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.