Home / 16,056.17-22,143.93-9,681.36

Finding the Fourth Proportional to 16,056.17, 22,143.93 and 9,681.36

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Solution

The fourth proportional to 16,056.17, 22,143.93 and 9,681.36 is: 13,352.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,056.17 : 22,143.93 = 9,681.36 : x
  2. Step 2: Convert to fraction form
    16,056.17/22,143.93 = 9,681.36/x
  3. Step 3: Cross multiply
    16,056.17x = 22,143.93 × 9,681.36
  4. Step 4: Simplify right side
    16,056.17x = 214,383,358.14
  5. Step 5: Solve for x
    x = 214,383,358.14/16,056.17
  6. Step 6: Final answer
    x = 13,352.09

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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.