Home / 39,086-53,983.23-26,488.88

Finding the Fourth Proportional to 39,086, 53,983.23 and 26,488.88

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Solution

The fourth proportional to 39,086, 53,983.23 and 26,488.88 is: 36,584.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,086 : 53,983.23 = 26,488.88 : x
  2. Step 2: Convert to fraction form
    39,086/53,983.23 = 26,488.88/x
  3. Step 3: Cross multiply
    39,086x = 53,983.23 × 26,488.88
  4. Step 4: Simplify right side
    39,086x = 1,429,955,301.48
  5. Step 5: Solve for x
    x = 1,429,955,301.48/39,086
  6. Step 6: Final answer
    x = 36,584.85

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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.