Home / 29,619.74-40,875.24-16,191.05

Finding the Fourth Proportional to 29,619.74, 40,875.24 and 16,191.05

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Solution

The fourth proportional to 29,619.74, 40,875.24 and 16,191.05 is: 22,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,619.74 : 40,875.24 = 16,191.05 : x
  2. Step 2: Convert to fraction form
    29,619.74/40,875.24 = 16,191.05/x
  3. Step 3: Cross multiply
    29,619.74x = 40,875.24 × 16,191.05
  4. Step 4: Simplify right side
    29,619.74x = 661,812,769.27
  5. Step 5: Solve for x
    x = 661,812,769.27/29,619.74
  6. Step 6: Final answer
    x = 22,343.64

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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.