Home / 39,723.18-59,593.35-13,427.34

Finding the Fourth Proportional to 39,723.18, 59,593.35 and 13,427.34

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Solution

The fourth proportional to 39,723.18, 59,593.35 and 13,427.34 is: 20,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,723.18 : 59,593.35 = 13,427.34 : x
  2. Step 2: Convert to fraction form
    39,723.18/59,593.35 = 13,427.34/x
  3. Step 3: Cross multiply
    39,723.18x = 59,593.35 × 13,427.34
  4. Step 4: Simplify right side
    39,723.18x = 800,180,172.19
  5. Step 5: Solve for x
    x = 800,180,172.19/39,723.18
  6. Step 6: Final answer
    x = 20,143.91

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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.