Home / 19,551.02-29,322.03-11,655.76

Finding the Fourth Proportional to 19,551.02, 29,322.03 and 11,655.76

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Solution

The fourth proportional to 19,551.02, 29,322.03 and 11,655.76 is: 17,480.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.02 : 29,322.03 = 11,655.76 : x
  2. Step 2: Convert to fraction form
    19,551.02/29,322.03 = 11,655.76/x
  3. Step 3: Cross multiply
    19,551.02x = 29,322.03 × 11,655.76
  4. Step 4: Simplify right side
    19,551.02x = 341,770,544.39
  5. Step 5: Solve for x
    x = 341,770,544.39/19,551.02
  6. Step 6: Final answer
    x = 17,480.96

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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.