Home / 52,268.70-72,128.49-29,607.23

Finding the Fourth Proportional to 52,268.70, 72,128.49 and 29,607.23

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Solution

The fourth proportional to 52,268.70, 72,128.49 and 29,607.23 is: 40,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,268.70 : 72,128.49 = 29,607.23 : x
  2. Step 2: Convert to fraction form
    52,268.70/72,128.49 = 29,607.23/x
  3. Step 3: Cross multiply
    52,268.70x = 72,128.49 × 29,607.23
  4. Step 4: Simplify right side
    52,268.70x = 2,135,524,792.98
  5. Step 5: Solve for x
    x = 2,135,524,792.98/52,268.70
  6. Step 6: Final answer
    x = 40,856.67

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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.