Home / 39,747.37-59,620.81-10,165.15

Finding the Fourth Proportional to 39,747.37, 59,620.81 and 10,165.15

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Solution

The fourth proportional to 39,747.37, 59,620.81 and 10,165.15 is: 15,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.37 : 59,620.81 = 10,165.15 : x
  2. Step 2: Convert to fraction form
    39,747.37/59,620.81 = 10,165.15/x
  3. Step 3: Cross multiply
    39,747.37x = 59,620.81 × 10,165.15
  4. Step 4: Simplify right side
    39,747.37x = 606,054,425.95
  5. Step 5: Solve for x
    x = 606,054,425.95/39,747.37
  6. Step 6: Final answer
    x = 15,247.66

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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.