Home / 39,822.04-59,718.84-13,163.14

Finding the Fourth Proportional to 39,822.04, 59,718.84 and 13,163.14

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Solution

The fourth proportional to 39,822.04, 59,718.84 and 13,163.14 is: 19,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.04 : 59,718.84 = 13,163.14 : x
  2. Step 2: Convert to fraction form
    39,822.04/59,718.84 = 13,163.14/x
  3. Step 3: Cross multiply
    39,822.04x = 59,718.84 × 13,163.14
  4. Step 4: Simplify right side
    39,822.04x = 786,087,451.56
  5. Step 5: Solve for x
    x = 786,087,451.56/39,822.04
  6. Step 6: Final answer
    x = 19,740.01

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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.