Home / 26,607.38-39,911.46-7,889.32

Finding the Fourth Proportional to 26,607.38, 39,911.46 and 7,889.32

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Solution

The fourth proportional to 26,607.38, 39,911.46 and 7,889.32 is: 11,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,607.38 : 39,911.46 = 7,889.32 : x
  2. Step 2: Convert to fraction form
    26,607.38/39,911.46 = 7,889.32/x
  3. Step 3: Cross multiply
    26,607.38x = 39,911.46 × 7,889.32
  4. Step 4: Simplify right side
    26,607.38x = 314,874,279.61
  5. Step 5: Solve for x
    x = 314,874,279.61/26,607.38
  6. Step 6: Final answer
    x = 11,834.10

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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.