Home / 39,725.57-59,588.36-10,142.35

Finding the Fourth Proportional to 39,725.57, 59,588.36 and 10,142.35

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Solution

The fourth proportional to 39,725.57, 59,588.36 and 10,142.35 is: 15,213.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.57 : 59,588.36 = 10,142.35 : x
  2. Step 2: Convert to fraction form
    39,725.57/59,588.36 = 10,142.35/x
  3. Step 3: Cross multiply
    39,725.57x = 59,588.36 × 10,142.35
  4. Step 4: Simplify right side
    39,725.57x = 604,366,003.05
  5. Step 5: Solve for x
    x = 604,366,003.05/39,725.57
  6. Step 6: Final answer
    x = 15,213.53

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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.