Home / 41,433.40-57,158.50-28,009.32

Finding the Fourth Proportional to 41,433.40, 57,158.50 and 28,009.32

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Solution

The fourth proportional to 41,433.40, 57,158.50 and 28,009.32 is: 38,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,433.40 : 57,158.50 = 28,009.32 : x
  2. Step 2: Convert to fraction form
    41,433.40/57,158.50 = 28,009.32/x
  3. Step 3: Cross multiply
    41,433.40x = 57,158.50 × 28,009.32
  4. Step 4: Simplify right side
    41,433.40x = 1,600,970,717.22
  5. Step 5: Solve for x
    x = 1,600,970,717.22/41,433.40
  6. Step 6: Final answer
    x = 38,639.62

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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.