Home / 35,881.24-49,510.20-19,965.28

Finding the Fourth Proportional to 35,881.24, 49,510.20 and 19,965.28

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Solution

The fourth proportional to 35,881.24, 49,510.20 and 19,965.28 is: 27,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881.24 : 49,510.20 = 19,965.28 : x
  2. Step 2: Convert to fraction form
    35,881.24/49,510.20 = 19,965.28/x
  3. Step 3: Cross multiply
    35,881.24x = 49,510.20 × 19,965.28
  4. Step 4: Simplify right side
    35,881.24x = 988,485,005.86
  5. Step 5: Solve for x
    x = 988,485,005.86/35,881.24
  6. Step 6: Final answer
    x = 27,548.80

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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.