Home / 39,425.13-59,163.06-15,728.64

Finding the Fourth Proportional to 39,425.13, 59,163.06 and 15,728.64

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Solution

The fourth proportional to 39,425.13, 59,163.06 and 15,728.64 is: 23,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425.13 : 59,163.06 = 15,728.64 : x
  2. Step 2: Convert to fraction form
    39,425.13/59,163.06 = 15,728.64/x
  3. Step 3: Cross multiply
    39,425.13x = 59,163.06 × 15,728.64
  4. Step 4: Simplify right side
    39,425.13x = 930,554,472.04
  5. Step 5: Solve for x
    x = 930,554,472.04/39,425.13
  6. Step 6: Final answer
    x = 23,603.08

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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.