Home / 39,460.16-59,190.12-13,163.12

Finding the Fourth Proportional to 39,460.16, 59,190.12 and 13,163.12

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Solution

The fourth proportional to 39,460.16, 59,190.12 and 13,163.12 is: 19,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,460.16 : 59,190.12 = 13,163.12 : x
  2. Step 2: Convert to fraction form
    39,460.16/59,190.12 = 13,163.12/x
  3. Step 3: Cross multiply
    39,460.16x = 59,190.12 × 13,163.12
  4. Step 4: Simplify right side
    39,460.16x = 779,126,652.37
  5. Step 5: Solve for x
    x = 779,126,652.37/39,460.16
  6. Step 6: Final answer
    x = 19,744.64

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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.