Home / 31,525.28-43,497.36-17,910.32

Finding the Fourth Proportional to 31,525.28, 43,497.36 and 17,910.32

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Solution

The fourth proportional to 31,525.28, 43,497.36 and 17,910.32 is: 24,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.28 : 43,497.36 = 17,910.32 : x
  2. Step 2: Convert to fraction form
    31,525.28/43,497.36 = 17,910.32/x
  3. Step 3: Cross multiply
    31,525.28x = 43,497.36 × 17,910.32
  4. Step 4: Simplify right side
    31,525.28x = 779,051,636.76
  5. Step 5: Solve for x
    x = 779,051,636.76/31,525.28
  6. Step 6: Final answer
    x = 24,711.97

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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.