Home / 27,110.80-40,666.20-26,851.60

Finding the Fourth Proportional to 27,110.80, 40,666.20 and 26,851.60

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Solution

The fourth proportional to 27,110.80, 40,666.20 and 26,851.60 is: 40,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.80 : 40,666.20 = 26,851.60 : x
  2. Step 2: Convert to fraction form
    27,110.80/40,666.20 = 26,851.60/x
  3. Step 3: Cross multiply
    27,110.80x = 40,666.20 × 26,851.60
  4. Step 4: Simplify right side
    27,110.80x = 1,091,952,535.92
  5. Step 5: Solve for x
    x = 1,091,952,535.92/27,110.80
  6. Step 6: Final answer
    x = 40,277.40

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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.