Home / 31,541.01-43,525.78-17,392.94

Finding the Fourth Proportional to 31,541.01, 43,525.78 and 17,392.94

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Solution

The fourth proportional to 31,541.01, 43,525.78 and 17,392.94 is: 24,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,541.01 : 43,525.78 = 17,392.94 : x
  2. Step 2: Convert to fraction form
    31,541.01/43,525.78 = 17,392.94/x
  3. Step 3: Cross multiply
    31,541.01x = 43,525.78 × 17,392.94
  4. Step 4: Simplify right side
    31,541.01x = 757,041,279.99
  5. Step 5: Solve for x
    x = 757,041,279.99/31,541.01
  6. Step 6: Final answer
    x = 24,001.81

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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.