Home / 32,989.36-49,471.74-13,261.26

Finding the Fourth Proportional to 32,989.36, 49,471.74 and 13,261.26

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Solution

The fourth proportional to 32,989.36, 49,471.74 and 13,261.26 is: 19,886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.36 : 49,471.74 = 13,261.26 : x
  2. Step 2: Convert to fraction form
    32,989.36/49,471.74 = 13,261.26/x
  3. Step 3: Cross multiply
    32,989.36x = 49,471.74 × 13,261.26
  4. Step 4: Simplify right side
    32,989.36x = 656,057,606.79
  5. Step 5: Solve for x
    x = 656,057,606.79/32,989.36
  6. Step 6: Final answer
    x = 19,886.95

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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.