Home / 29,619.92-40,875.38-16,191.18

Finding the Fourth Proportional to 29,619.92, 40,875.38 and 16,191.18

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Solution

The fourth proportional to 29,619.92, 40,875.38 and 16,191.18 is: 22,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,619.92 : 40,875.38 = 16,191.18 : x
  2. Step 2: Convert to fraction form
    29,619.92/40,875.38 = 16,191.18/x
  3. Step 3: Cross multiply
    29,619.92x = 40,875.38 × 16,191.18
  4. Step 4: Simplify right side
    29,619.92x = 661,820,675.63
  5. Step 5: Solve for x
    x = 661,820,675.63/29,619.92
  6. Step 6: Final answer
    x = 22,343.77

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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.