Home / 27,114.09-40,490.69-26,820.87

Finding the Fourth Proportional to 27,114.09, 40,490.69 and 26,820.87

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Solution

The fourth proportional to 27,114.09, 40,490.69 and 26,820.87 is: 40,052.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.09 : 40,490.69 = 26,820.87 : x
  2. Step 2: Convert to fraction form
    27,114.09/40,490.69 = 26,820.87/x
  3. Step 3: Cross multiply
    27,114.09x = 40,490.69 × 26,820.87
  4. Step 4: Simplify right side
    27,114.09x = 1,085,995,599.75
  5. Step 5: Solve for x
    x = 1,085,995,599.75/27,114.09
  6. Step 6: Final answer
    x = 40,052.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.