Home / 26,402.24-39,588.60-10,830.80

Finding the Fourth Proportional to 26,402.24, 39,588.60 and 10,830.80

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Solution

The fourth proportional to 26,402.24, 39,588.60 and 10,830.80 is: 16,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.24 : 39,588.60 = 10,830.80 : x
  2. Step 2: Convert to fraction form
    26,402.24/39,588.60 = 10,830.80/x
  3. Step 3: Cross multiply
    26,402.24x = 39,588.60 × 10,830.80
  4. Step 4: Simplify right side
    26,402.24x = 428,776,208.88
  5. Step 5: Solve for x
    x = 428,776,208.88/26,402.24
  6. Step 6: Final answer
    x = 16,240.15

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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.