Home / 71,508.05-107,228.75-26,527.60

Finding the Fourth Proportional to 71,508.05, 107,228.75 and 26,527.60

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Solution

The fourth proportional to 71,508.05, 107,228.75 and 26,527.60 is: 39,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,508.05 : 107,228.75 = 26,527.60 : x
  2. Step 2: Convert to fraction form
    71,508.05/107,228.75 = 26,527.60/x
  3. Step 3: Cross multiply
    71,508.05x = 107,228.75 × 26,527.60
  4. Step 4: Simplify right side
    71,508.05x = 2,844,520,852.36
  5. Step 5: Solve for x
    x = 2,844,520,852.36/71,508.05
  6. Step 6: Final answer
    x = 39,779.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.