Home / 16,956.64-23,400.48-9,402.76

Finding the Fourth Proportional to 16,956.64, 23,400.48 and 9,402.76

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Solution

The fourth proportional to 16,956.64, 23,400.48 and 9,402.76 is: 12,975.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.64 : 23,400.48 = 9,402.76 : x
  2. Step 2: Convert to fraction form
    16,956.64/23,400.48 = 9,402.76/x
  3. Step 3: Cross multiply
    16,956.64x = 23,400.48 × 9,402.76
  4. Step 4: Simplify right side
    16,956.64x = 220,029,097.32
  5. Step 5: Solve for x
    x = 220,029,097.32/16,956.64
  6. Step 6: Final answer
    x = 12,975.98

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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.