Home / 31,639.46-43,663.34-17,493.22

Finding the Fourth Proportional to 31,639.46, 43,663.34 and 17,493.22

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Solution

The fourth proportional to 31,639.46, 43,663.34 and 17,493.22 is: 24,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,639.46 : 43,663.34 = 17,493.22 : x
  2. Step 2: Convert to fraction form
    31,639.46/43,663.34 = 17,493.22/x
  3. Step 3: Cross multiply
    31,639.46x = 43,663.34 × 17,493.22
  4. Step 4: Simplify right side
    31,639.46x = 763,812,106.77
  5. Step 5: Solve for x
    x = 763,812,106.77/31,639.46
  6. Step 6: Final answer
    x = 24,141.12

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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.