Home / 14,557.31-21,835.35-6,655.25

Finding the Fourth Proportional to 14,557.31, 21,835.35 and 6,655.25

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Solution

The fourth proportional to 14,557.31, 21,835.35 and 6,655.25 is: 9,982.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.31 : 21,835.35 = 6,655.25 : x
  2. Step 2: Convert to fraction form
    14,557.31/21,835.35 = 6,655.25/x
  3. Step 3: Cross multiply
    14,557.31x = 21,835.35 × 6,655.25
  4. Step 4: Simplify right side
    14,557.31x = 145,319,713.09
  5. Step 5: Solve for x
    x = 145,319,713.09/14,557.31
  6. Step 6: Final answer
    x = 9,982.59

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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.