Home / 16,193.28-22,355.28-12,417.06

Finding the Fourth Proportional to 16,193.28, 22,355.28 and 12,417.06

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Solution

The fourth proportional to 16,193.28, 22,355.28 and 12,417.06 is: 17,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,193.28 : 22,355.28 = 12,417.06 : x
  2. Step 2: Convert to fraction form
    16,193.28/22,355.28 = 12,417.06/x
  3. Step 3: Cross multiply
    16,193.28x = 22,355.28 × 12,417.06
  4. Step 4: Simplify right side
    16,193.28x = 277,586,853.08
  5. Step 5: Solve for x
    x = 277,586,853.08/16,193.28
  6. Step 6: Final answer
    x = 17,142.10

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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.