Home / 16,239.48-22,409.35-9,523.95

Finding the Fourth Proportional to 16,239.48, 22,409.35 and 9,523.95

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Solution

The fourth proportional to 16,239.48, 22,409.35 and 9,523.95 is: 13,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.48 : 22,409.35 = 9,523.95 : x
  2. Step 2: Convert to fraction form
    16,239.48/22,409.35 = 9,523.95/x
  3. Step 3: Cross multiply
    16,239.48x = 22,409.35 × 9,523.95
  4. Step 4: Simplify right side
    16,239.48x = 213,425,528.93
  5. Step 5: Solve for x
    x = 213,425,528.93/16,239.48
  6. Step 6: Final answer
    x = 13,142.39

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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.