Home / 29,740.46-41,041.49-16,128.29

Finding the Fourth Proportional to 29,740.46, 41,041.49 and 16,128.29

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Solution

The fourth proportional to 29,740.46, 41,041.49 and 16,128.29 is: 22,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,740.46 : 41,041.49 = 16,128.29 : x
  2. Step 2: Convert to fraction form
    29,740.46/41,041.49 = 16,128.29/x
  3. Step 3: Cross multiply
    29,740.46x = 41,041.49 × 16,128.29
  4. Step 4: Simplify right side
    29,740.46x = 661,928,972.11
  5. Step 5: Solve for x
    x = 661,928,972.11/29,740.46
  6. Step 6: Final answer
    x = 22,256.85

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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.