Home / 35,716.31-53,572.32-15,989.57

Finding the Fourth Proportional to 35,716.31, 53,572.32 and 15,989.57

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Solution

The fourth proportional to 35,716.31, 53,572.32 and 15,989.57 is: 23,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,716.31 : 53,572.32 = 15,989.57 : x
  2. Step 2: Convert to fraction form
    35,716.31/53,572.32 = 15,989.57/x
  3. Step 3: Cross multiply
    35,716.31x = 53,572.32 × 15,989.57
  4. Step 4: Simplify right side
    35,716.31x = 856,598,360.70
  5. Step 5: Solve for x
    x = 856,598,360.70/35,716.31
  6. Step 6: Final answer
    x = 23,983.39

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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.