Home / 16,966.29-23,408.73-13,370.10

Finding the Fourth Proportional to 16,966.29, 23,408.73 and 13,370.10

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Solution

The fourth proportional to 16,966.29, 23,408.73 and 13,370.10 is: 18,446.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.29 : 23,408.73 = 13,370.10 : x
  2. Step 2: Convert to fraction form
    16,966.29/23,408.73 = 13,370.10/x
  3. Step 3: Cross multiply
    16,966.29x = 23,408.73 × 13,370.10
  4. Step 4: Simplify right side
    16,966.29x = 312,977,060.97
  5. Step 5: Solve for x
    x = 312,977,060.97/16,966.29
  6. Step 6: Final answer
    x = 18,446.99

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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.