Home / 31,724.07-47,607.63-16,943.59

Finding the Fourth Proportional to 31,724.07, 47,607.63 and 16,943.59

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Solution

The fourth proportional to 31,724.07, 47,607.63 and 16,943.59 is: 25,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.07 : 47,607.63 = 16,943.59 : x
  2. Step 2: Convert to fraction form
    31,724.07/47,607.63 = 16,943.59/x
  3. Step 3: Cross multiply
    31,724.07x = 47,607.63 × 16,943.59
  4. Step 4: Simplify right side
    31,724.07x = 806,644,163.59
  5. Step 5: Solve for x
    x = 806,644,163.59/31,724.07
  6. Step 6: Final answer
    x = 25,426.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.