Home / 31,730.91-43,788.92-17,583.99

Finding the Fourth Proportional to 31,730.91, 43,788.92 and 17,583.99

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Solution

The fourth proportional to 31,730.91, 43,788.92 and 17,583.99 is: 24,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730.91 : 43,788.92 = 17,583.99 : x
  2. Step 2: Convert to fraction form
    31,730.91/43,788.92 = 17,583.99/x
  3. Step 3: Cross multiply
    31,730.91x = 43,788.92 × 17,583.99
  4. Step 4: Simplify right side
    31,730.91x = 769,983,931.39
  5. Step 5: Solve for x
    x = 769,983,931.39/31,730.91
  6. Step 6: Final answer
    x = 24,266.05

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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.