Home / 32,921.16-49,376.88-13,199.28

Finding the Fourth Proportional to 32,921.16, 49,376.88 and 13,199.28

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Solution

The fourth proportional to 32,921.16, 49,376.88 and 13,199.28 is: 19,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,921.16 : 49,376.88 = 13,199.28 : x
  2. Step 2: Convert to fraction form
    32,921.16/49,376.88 = 13,199.28/x
  3. Step 3: Cross multiply
    32,921.16x = 49,376.88 × 13,199.28
  4. Step 4: Simplify right side
    32,921.16x = 651,739,264.65
  5. Step 5: Solve for x
    x = 651,739,264.65/32,921.16
  6. Step 6: Final answer
    x = 19,796.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.