Home / 31,541.68-43,527-17,395.84

Finding the Fourth Proportional to 31,541.68, 43,527 and 17,395.84

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Solution

The fourth proportional to 31,541.68, 43,527 and 17,395.84 is: 24,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,541.68 : 43,527 = 17,395.84 : x
  2. Step 2: Convert to fraction form
    31,541.68/43,527 = 17,395.84/x
  3. Step 3: Cross multiply
    31,541.68x = 43,527 × 17,395.84
  4. Step 4: Simplify right side
    31,541.68x = 757,188,727.68
  5. Step 5: Solve for x
    x = 757,188,727.68/31,541.68
  6. Step 6: Final answer
    x = 24,005.97

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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.