Home / 39,388.88-54,337.86-26,646.50

Finding the Fourth Proportional to 39,388.88, 54,337.86 and 26,646.50

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Solution

The fourth proportional to 39,388.88, 54,337.86 and 26,646.50 is: 36,759.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,388.88 : 54,337.86 = 26,646.50 : x
  2. Step 2: Convert to fraction form
    39,388.88/54,337.86 = 26,646.50/x
  3. Step 3: Cross multiply
    39,388.88x = 54,337.86 × 26,646.50
  4. Step 4: Simplify right side
    39,388.88x = 1,447,913,786.49
  5. Step 5: Solve for x
    x = 1,447,913,786.49/39,388.88
  6. Step 6: Final answer
    x = 36,759.46

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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.