Home / 23,711.32-32,720.70-12,956.23

Finding the Fourth Proportional to 23,711.32, 32,720.70 and 12,956.23

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Solution

The fourth proportional to 23,711.32, 32,720.70 and 12,956.23 is: 17,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.32 : 32,720.70 = 12,956.23 : x
  2. Step 2: Convert to fraction form
    23,711.32/32,720.70 = 12,956.23/x
  3. Step 3: Cross multiply
    23,711.32x = 32,720.70 × 12,956.23
  4. Step 4: Simplify right side
    23,711.32x = 423,936,914.96
  5. Step 5: Solve for x
    x = 423,936,914.96/23,711.32
  6. Step 6: Final answer
    x = 17,879.09

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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.