Home / 26,220.67-39,298.17-20,652.01

Finding the Fourth Proportional to 26,220.67, 39,298.17 and 20,652.01

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Solution

The fourth proportional to 26,220.67, 39,298.17 and 20,652.01 is: 30,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220.67 : 39,298.17 = 20,652.01 : x
  2. Step 2: Convert to fraction form
    26,220.67/39,298.17 = 20,652.01/x
  3. Step 3: Cross multiply
    26,220.67x = 39,298.17 × 20,652.01
  4. Step 4: Simplify right side
    26,220.67x = 811,586,199.82
  5. Step 5: Solve for x
    x = 811,586,199.82/26,220.67
  6. Step 6: Final answer
    x = 30,952.15

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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.