Home / 35,664.88-49,216.88-19,749.28

Finding the Fourth Proportional to 35,664.88, 49,216.88 and 19,749.28

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Solution

The fourth proportional to 35,664.88, 49,216.88 and 19,749.28 is: 27,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,664.88 : 49,216.88 = 19,749.28 : x
  2. Step 2: Convert to fraction form
    35,664.88/49,216.88 = 19,749.28/x
  3. Step 3: Cross multiply
    35,664.88x = 49,216.88 × 19,749.28
  4. Step 4: Simplify right side
    35,664.88x = 971,997,943.85
  5. Step 5: Solve for x
    x = 971,997,943.85/35,664.88
  6. Step 6: Final answer
    x = 27,253.64

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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.