Home / 23,426.26-32,328.21-12,815.87

Finding the Fourth Proportional to 23,426.26, 32,328.21 and 12,815.87

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Solution

The fourth proportional to 23,426.26, 32,328.21 and 12,815.87 is: 17,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,426.26 : 32,328.21 = 12,815.87 : x
  2. Step 2: Convert to fraction form
    23,426.26/32,328.21 = 12,815.87/x
  3. Step 3: Cross multiply
    23,426.26x = 32,328.21 × 12,815.87
  4. Step 4: Simplify right side
    23,426.26x = 414,314,204.96
  5. Step 5: Solve for x
    x = 414,314,204.96/23,426.26
  6. Step 6: Final answer
    x = 17,685.89

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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.