Home / 35,698.64-49,264.08-21,548.72

Finding the Fourth Proportional to 35,698.64, 49,264.08 and 21,548.72

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Solution

The fourth proportional to 35,698.64, 49,264.08 and 21,548.72 is: 29,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,698.64 : 49,264.08 = 21,548.72 : x
  2. Step 2: Convert to fraction form
    35,698.64/49,264.08 = 21,548.72/x
  3. Step 3: Cross multiply
    35,698.64x = 49,264.08 × 21,548.72
  4. Step 4: Simplify right side
    35,698.64x = 1,061,577,865.98
  5. Step 5: Solve for x
    x = 1,061,577,865.98/35,698.64
  6. Step 6: Final answer
    x = 29,737.21

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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.