Home / 26,021.96-39,026.70-7,302.80

Finding the Fourth Proportional to 26,021.96, 39,026.70 and 7,302.80

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Solution

The fourth proportional to 26,021.96, 39,026.70 and 7,302.80 is: 10,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,021.96 : 39,026.70 = 7,302.80 : x
  2. Step 2: Convert to fraction form
    26,021.96/39,026.70 = 7,302.80/x
  3. Step 3: Cross multiply
    26,021.96x = 39,026.70 × 7,302.80
  4. Step 4: Simplify right side
    26,021.96x = 285,004,184.76
  5. Step 5: Solve for x
    x = 285,004,184.76/26,021.96
  6. Step 6: Final answer
    x = 10,952.45

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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.