Home / 16,787.03-23,164.28-9,712.13

Finding the Fourth Proportional to 16,787.03, 23,164.28 and 9,712.13

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Solution

The fourth proportional to 16,787.03, 23,164.28 and 9,712.13 is: 13,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.03 : 23,164.28 = 9,712.13 : x
  2. Step 2: Convert to fraction form
    16,787.03/23,164.28 = 9,712.13/x
  3. Step 3: Cross multiply
    16,787.03x = 23,164.28 × 9,712.13
  4. Step 4: Simplify right side
    16,787.03x = 224,974,370.75
  5. Step 5: Solve for x
    x = 224,974,370.75/16,787.03
  6. Step 6: Final answer
    x = 13,401.68

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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.