Home / 39,760.24-59,640.06-10,178.03

Finding the Fourth Proportional to 39,760.24, 59,640.06 and 10,178.03

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Solution

The fourth proportional to 39,760.24, 59,640.06 and 10,178.03 is: 15,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,760.24 : 59,640.06 = 10,178.03 : x
  2. Step 2: Convert to fraction form
    39,760.24/59,640.06 = 10,178.03/x
  3. Step 3: Cross multiply
    39,760.24x = 59,640.06 × 10,178.03
  4. Step 4: Simplify right side
    39,760.24x = 607,018,319.88
  5. Step 5: Solve for x
    x = 607,018,319.88/39,760.24
  6. Step 6: Final answer
    x = 15,266.97

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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.