Home / 31,550.04-43,538.76-17,402.90

Finding the Fourth Proportional to 31,550.04, 43,538.76 and 17,402.90

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Solution

The fourth proportional to 31,550.04, 43,538.76 and 17,402.90 is: 24,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,550.04 : 43,538.76 = 17,402.90 : x
  2. Step 2: Convert to fraction form
    31,550.04/43,538.76 = 17,402.90/x
  3. Step 3: Cross multiply
    31,550.04x = 43,538.76 × 17,402.90
  4. Step 4: Simplify right side
    31,550.04x = 757,700,468.71
  5. Step 5: Solve for x
    x = 757,700,468.71/31,550.04
  6. Step 6: Final answer
    x = 24,015.83

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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.