Home / 39,967.74-55,163.54-22,983.86

Finding the Fourth Proportional to 39,967.74, 55,163.54 and 22,983.86

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Solution

The fourth proportional to 39,967.74, 55,163.54 and 22,983.86 is: 31,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,967.74 : 55,163.54 = 22,983.86 : x
  2. Step 2: Convert to fraction form
    39,967.74/55,163.54 = 22,983.86/x
  3. Step 3: Cross multiply
    39,967.74x = 55,163.54 × 22,983.86
  4. Step 4: Simplify right side
    39,967.74x = 1,267,871,080.46
  5. Step 5: Solve for x
    x = 1,267,871,080.46/39,967.74
  6. Step 6: Final answer
    x = 31,722.36

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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.