Home / 16,688.04-23,027.92-9,972.33

Finding the Fourth Proportional to 16,688.04, 23,027.92 and 9,972.33

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Solution

The fourth proportional to 16,688.04, 23,027.92 and 9,972.33 is: 13,760.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.04 : 23,027.92 = 9,972.33 : x
  2. Step 2: Convert to fraction form
    16,688.04/23,027.92 = 9,972.33/x
  3. Step 3: Cross multiply
    16,688.04x = 23,027.92 × 9,972.33
  4. Step 4: Simplify right side
    16,688.04x = 229,642,017.45
  5. Step 5: Solve for x
    x = 229,642,017.45/16,688.04
  6. Step 6: Final answer
    x = 13,760.87

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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.