Home / 26,989.89-37,246.11-15,053.99

Finding the Fourth Proportional to 26,989.89, 37,246.11 and 15,053.99

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Solution

The fourth proportional to 26,989.89, 37,246.11 and 15,053.99 is: 20,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989.89 : 37,246.11 = 15,053.99 : x
  2. Step 2: Convert to fraction form
    26,989.89/37,246.11 = 15,053.99/x
  3. Step 3: Cross multiply
    26,989.89x = 37,246.11 × 15,053.99
  4. Step 4: Simplify right side
    26,989.89x = 560,702,381.25
  5. Step 5: Solve for x
    x = 560,702,381.25/26,989.89
  6. Step 6: Final answer
    x = 20,774.53

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1.5x scale

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.