Home / 26,423.80-39,602.10-10,823.80

Finding the Fourth Proportional to 26,423.80, 39,602.10 and 10,823.80

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Solution

The fourth proportional to 26,423.80, 39,602.10 and 10,823.80 is: 16,221.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423.80 : 39,602.10 = 10,823.80 : x
  2. Step 2: Convert to fraction form
    26,423.80/39,602.10 = 10,823.80/x
  3. Step 3: Cross multiply
    26,423.80x = 39,602.10 × 10,823.80
  4. Step 4: Simplify right side
    26,423.80x = 428,645,209.98
  5. Step 5: Solve for x
    x = 428,645,209.98/26,423.80
  6. Step 6: Final answer
    x = 16,221.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.