Home / 39,760.22-59,640.01-10,178.01

Finding the Fourth Proportional to 39,760.22, 59,640.01 and 10,178.01

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Solution

The fourth proportional to 39,760.22, 59,640.01 and 10,178.01 is: 15,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,760.22 : 59,640.01 = 10,178.01 : x
  2. Step 2: Convert to fraction form
    39,760.22/59,640.01 = 10,178.01/x
  3. Step 3: Cross multiply
    39,760.22x = 59,640.01 × 10,178.01
  4. Step 4: Simplify right side
    39,760.22x = 607,016,592.74
  5. Step 5: Solve for x
    x = 607,016,592.74/39,760.22
  6. Step 6: Final answer
    x = 15,266.93

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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.