Home / 38,839.40-53,576.72-26,909.72

Finding the Fourth Proportional to 38,839.40, 53,576.72 and 26,909.72

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Solution

The fourth proportional to 38,839.40, 53,576.72 and 26,909.72 is: 37,120.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,839.40 : 53,576.72 = 26,909.72 : x
  2. Step 2: Convert to fraction form
    38,839.40/53,576.72 = 26,909.72/x
  3. Step 3: Cross multiply
    38,839.40x = 53,576.72 × 26,909.72
  4. Step 4: Simplify right side
    38,839.40x = 1,441,734,533.72
  5. Step 5: Solve for x
    x = 1,441,734,533.72/38,839.40
  6. Step 6: Final answer
    x = 37,120.41

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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.