Home / 26,541.08-39,825.60-11,760.20

Finding the Fourth Proportional to 26,541.08, 39,825.60 and 11,760.20

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Solution

The fourth proportional to 26,541.08, 39,825.60 and 11,760.20 is: 17,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.08 : 39,825.60 = 11,760.20 : x
  2. Step 2: Convert to fraction form
    26,541.08/39,825.60 = 11,760.20/x
  3. Step 3: Cross multiply
    26,541.08x = 39,825.60 × 11,760.20
  4. Step 4: Simplify right side
    26,541.08x = 468,357,021.12
  5. Step 5: Solve for x
    x = 468,357,021.12/26,541.08
  6. Step 6: Final answer
    x = 17,646.49

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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.