Home / 39,822.30-59,735.61-10,240.38

Finding the Fourth Proportional to 39,822.30, 59,735.61 and 10,240.38

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Solution

The fourth proportional to 39,822.30, 59,735.61 and 10,240.38 is: 15,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.30 : 59,735.61 = 10,240.38 : x
  2. Step 2: Convert to fraction form
    39,822.30/59,735.61 = 10,240.38/x
  3. Step 3: Cross multiply
    39,822.30x = 59,735.61 × 10,240.38
  4. Step 4: Simplify right side
    39,822.30x = 611,715,345.93
  5. Step 5: Solve for x
    x = 611,715,345.93/39,822.30
  6. Step 6: Final answer
    x = 15,361.13

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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.