Home / 29,079.80-40,131.57-16,332.32

Finding the Fourth Proportional to 29,079.80, 40,131.57 and 16,332.32

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Solution

The fourth proportional to 29,079.80, 40,131.57 and 16,332.32 is: 22,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,079.80 : 40,131.57 = 16,332.32 : x
  2. Step 2: Convert to fraction form
    29,079.80/40,131.57 = 16,332.32/x
  3. Step 3: Cross multiply
    29,079.80x = 40,131.57 × 16,332.32
  4. Step 4: Simplify right side
    29,079.80x = 655,441,804.92
  5. Step 5: Solve for x
    x = 655,441,804.92/29,079.80
  6. Step 6: Final answer
    x = 22,539.42

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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.