Home / 39,997.56-55,165.14-37,314.84

Finding the Fourth Proportional to 39,997.56, 55,165.14 and 37,314.84

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Solution

The fourth proportional to 39,997.56, 55,165.14 and 37,314.84 is: 51,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.56 : 55,165.14 = 37,314.84 : x
  2. Step 2: Convert to fraction form
    39,997.56/55,165.14 = 37,314.84/x
  3. Step 3: Cross multiply
    39,997.56x = 55,165.14 × 37,314.84
  4. Step 4: Simplify right side
    39,997.56x = 2,058,478,372.68
  5. Step 5: Solve for x
    x = 2,058,478,372.68/39,997.56
  6. Step 6: Final answer
    x = 51,465.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.