Home / 29,305.51-40,439.20-16,559.80

Finding the Fourth Proportional to 29,305.51, 40,439.20 and 16,559.80

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Solution

The fourth proportional to 29,305.51, 40,439.20 and 16,559.80 is: 22,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.51 : 40,439.20 = 16,559.80 : x
  2. Step 2: Convert to fraction form
    29,305.51/40,439.20 = 16,559.80/x
  3. Step 3: Cross multiply
    29,305.51x = 40,439.20 × 16,559.80
  4. Step 4: Simplify right side
    29,305.51x = 669,665,064.16
  5. Step 5: Solve for x
    x = 669,665,064.16/29,305.51
  6. Step 6: Final answer
    x = 22,851.17

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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.