Home / 16,956.30-23,398.74-9,402.19

Finding the Fourth Proportional to 16,956.30, 23,398.74 and 9,402.19

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Solution

The fourth proportional to 16,956.30, 23,398.74 and 9,402.19 is: 12,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.30 : 23,398.74 = 9,402.19 : x
  2. Step 2: Convert to fraction form
    16,956.30/23,398.74 = 9,402.19/x
  3. Step 3: Cross multiply
    16,956.30x = 23,398.74 × 9,402.19
  4. Step 4: Simplify right side
    16,956.30x = 219,999,399.24
  5. Step 5: Solve for x
    x = 219,999,399.24/16,956.30
  6. Step 6: Final answer
    x = 12,974.49

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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.