Home / 39,697.46-54,786.86-22,703.28

Finding the Fourth Proportional to 39,697.46, 54,786.86 and 22,703.28

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Solution

The fourth proportional to 39,697.46, 54,786.86 and 22,703.28 is: 31,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,697.46 : 54,786.86 = 22,703.28 : x
  2. Step 2: Convert to fraction form
    39,697.46/54,786.86 = 22,703.28/x
  3. Step 3: Cross multiply
    39,697.46x = 54,786.86 × 22,703.28
  4. Step 4: Simplify right side
    39,697.46x = 1,243,841,422.90
  5. Step 5: Solve for x
    x = 1,243,841,422.90/39,697.46
  6. Step 6: Final answer
    x = 31,333.02

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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.