Home / 71,580.36-107,337.20-26,570.37

Finding the Fourth Proportional to 71,580.36, 107,337.20 and 26,570.37

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Solution

The fourth proportional to 71,580.36, 107,337.20 and 26,570.37 is: 39,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,580.36 : 107,337.20 = 26,570.37 : x
  2. Step 2: Convert to fraction form
    71,580.36/107,337.20 = 26,570.37/x
  3. Step 3: Cross multiply
    71,580.36x = 107,337.20 × 26,570.37
  4. Step 4: Simplify right side
    71,580.36x = 2,851,989,118.76
  5. Step 5: Solve for x
    x = 2,851,989,118.76/71,580.36
  6. Step 6: Final answer
    x = 39,843.18

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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.