Home / 26,825.12-37,015.56-14,887.28

Finding the Fourth Proportional to 26,825.12, 37,015.56 and 14,887.28

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Solution

The fourth proportional to 26,825.12, 37,015.56 and 14,887.28 is: 20,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,825.12 : 37,015.56 = 14,887.28 : x
  2. Step 2: Convert to fraction form
    26,825.12/37,015.56 = 14,887.28/x
  3. Step 3: Cross multiply
    26,825.12x = 37,015.56 × 14,887.28
  4. Step 4: Simplify right side
    26,825.12x = 551,061,006.08
  5. Step 5: Solve for x
    x = 551,061,006.08/26,825.12
  6. Step 6: Final answer
    x = 20,542.72

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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.