Home / 26,661.48-39,992.28-6,940.02

Finding the Fourth Proportional to 26,661.48, 39,992.28 and 6,940.02

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Solution

The fourth proportional to 26,661.48, 39,992.28 and 6,940.02 is: 10,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,661.48 : 39,992.28 = 6,940.02 : x
  2. Step 2: Convert to fraction form
    26,661.48/39,992.28 = 6,940.02/x
  3. Step 3: Cross multiply
    26,661.48x = 39,992.28 × 6,940.02
  4. Step 4: Simplify right side
    26,661.48x = 277,547,223.05
  5. Step 5: Solve for x
    x = 277,547,223.05/26,661.48
  6. Step 6: Final answer
    x = 10,410.05

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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.