Home / 26,600.18-36,705.33-15,420.02

Finding the Fourth Proportional to 26,600.18, 36,705.33 and 15,420.02

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Solution

The fourth proportional to 26,600.18, 36,705.33 and 15,420.02 is: 21,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.18 : 36,705.33 = 15,420.02 : x
  2. Step 2: Convert to fraction form
    26,600.18/36,705.33 = 15,420.02/x
  3. Step 3: Cross multiply
    26,600.18x = 36,705.33 × 15,420.02
  4. Step 4: Simplify right side
    26,600.18x = 565,996,922.71
  5. Step 5: Solve for x
    x = 565,996,922.71/26,600.18
  6. Step 6: Final answer
    x = 21,277.94

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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.