Home / 26,039.64-39,061.51-7,321.22

Finding the Fourth Proportional to 26,039.64, 39,061.51 and 7,321.22

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Solution

The fourth proportional to 26,039.64, 39,061.51 and 7,321.22 is: 10,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,039.64 : 39,061.51 = 7,321.22 : x
  2. Step 2: Convert to fraction form
    26,039.64/39,061.51 = 7,321.22/x
  3. Step 3: Cross multiply
    26,039.64x = 39,061.51 × 7,321.22
  4. Step 4: Simplify right side
    26,039.64x = 285,977,841.11
  5. Step 5: Solve for x
    x = 285,977,841.11/26,039.64
  6. Step 6: Final answer
    x = 10,982.40

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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.