Home / 26,727.73-36,888.16-15,395.02

Finding the Fourth Proportional to 26,727.73, 36,888.16 and 15,395.02

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Solution

The fourth proportional to 26,727.73, 36,888.16 and 15,395.02 is: 21,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727.73 : 36,888.16 = 15,395.02 : x
  2. Step 2: Convert to fraction form
    26,727.73/36,888.16 = 15,395.02/x
  3. Step 3: Cross multiply
    26,727.73x = 36,888.16 × 15,395.02
  4. Step 4: Simplify right side
    26,727.73x = 567,893,960.96
  5. Step 5: Solve for x
    x = 567,893,960.96/26,727.73
  6. Step 6: Final answer
    x = 21,247.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.