Home / 16,292.98-22,483.47-9,219.79

Finding the Fourth Proportional to 16,292.98, 22,483.47 and 9,219.79

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Solution

The fourth proportional to 16,292.98, 22,483.47 and 9,219.79 is: 12,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,292.98 : 22,483.47 = 9,219.79 : x
  2. Step 2: Convert to fraction form
    16,292.98/22,483.47 = 9,219.79/x
  3. Step 3: Cross multiply
    16,292.98x = 22,483.47 × 9,219.79
  4. Step 4: Simplify right side
    16,292.98x = 207,292,871.87
  5. Step 5: Solve for x
    x = 207,292,871.87/16,292.98
  6. Step 6: Final answer
    x = 12,722.83

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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.