Home / 26,784.48-40,161.66-10,985.16

Finding the Fourth Proportional to 26,784.48, 40,161.66 and 10,985.16

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Solution

The fourth proportional to 26,784.48, 40,161.66 and 10,985.16 is: 16,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,784.48 : 40,161.66 = 10,985.16 : x
  2. Step 2: Convert to fraction form
    26,784.48/40,161.66 = 10,985.16/x
  3. Step 3: Cross multiply
    26,784.48x = 40,161.66 × 10,985.16
  4. Step 4: Simplify right side
    26,784.48x = 441,182,260.97
  5. Step 5: Solve for x
    x = 441,182,260.97/26,784.48
  6. Step 6: Final answer
    x = 16,471.56

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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.