Home / 35,669.30-49,219.66-19,749.76

Finding the Fourth Proportional to 35,669.30, 49,219.66 and 19,749.76

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Solution

The fourth proportional to 35,669.30, 49,219.66 and 19,749.76 is: 27,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,669.30 : 49,219.66 = 19,749.76 : x
  2. Step 2: Convert to fraction form
    35,669.30/49,219.66 = 19,749.76/x
  3. Step 3: Cross multiply
    35,669.30x = 49,219.66 × 19,749.76
  4. Step 4: Simplify right side
    35,669.30x = 972,076,472.28
  5. Step 5: Solve for x
    x = 972,076,472.28/35,669.30
  6. Step 6: Final answer
    x = 27,252.47

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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.