Home / 19,757.04-29,655.36-14,216.64

Finding the Fourth Proportional to 19,757.04, 29,655.36 and 14,216.64

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Solution

The fourth proportional to 19,757.04, 29,655.36 and 14,216.64 is: 21,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.04 : 29,655.36 = 14,216.64 : x
  2. Step 2: Convert to fraction form
    19,757.04/29,655.36 = 14,216.64/x
  3. Step 3: Cross multiply
    19,757.04x = 29,655.36 × 14,216.64
  4. Step 4: Simplify right side
    19,757.04x = 421,599,577.19
  5. Step 5: Solve for x
    x = 421,599,577.19/19,757.04
  6. Step 6: Final answer
    x = 21,339.21

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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.