Home / 39,725.37-59,588.03-10,143.21

Finding the Fourth Proportional to 39,725.37, 59,588.03 and 10,143.21

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Solution

The fourth proportional to 39,725.37, 59,588.03 and 10,143.21 is: 15,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.37 : 59,588.03 = 10,143.21 : x
  2. Step 2: Convert to fraction form
    39,725.37/59,588.03 = 10,143.21/x
  3. Step 3: Cross multiply
    39,725.37x = 59,588.03 × 10,143.21
  4. Step 4: Simplify right side
    39,725.37x = 604,413,851.06
  5. Step 5: Solve for x
    x = 604,413,851.06/39,725.37
  6. Step 6: Final answer
    x = 15,214.81

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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.