Home / 14,531.72-20,059.80-9,822.38

Finding the Fourth Proportional to 14,531.72, 20,059.80 and 9,822.38

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Solution

The fourth proportional to 14,531.72, 20,059.80 and 9,822.38 is: 13,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.72 : 20,059.80 = 9,822.38 : x
  2. Step 2: Convert to fraction form
    14,531.72/20,059.80 = 9,822.38/x
  3. Step 3: Cross multiply
    14,531.72x = 20,059.80 × 9,822.38
  4. Step 4: Simplify right side
    14,531.72x = 197,034,978.32
  5. Step 5: Solve for x
    x = 197,034,978.32/14,531.72
  6. Step 6: Final answer
    x = 13,558.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.