Home / 31,631.32-43,649.51-17,483.25

Finding the Fourth Proportional to 31,631.32, 43,649.51 and 17,483.25

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Solution

The fourth proportional to 31,631.32, 43,649.51 and 17,483.25 is: 24,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,631.32 : 43,649.51 = 17,483.25 : x
  2. Step 2: Convert to fraction form
    31,631.32/43,649.51 = 17,483.25/x
  3. Step 3: Cross multiply
    31,631.32x = 43,649.51 × 17,483.25
  4. Step 4: Simplify right side
    31,631.32x = 763,135,208.29
  5. Step 5: Solve for x
    x = 763,135,208.29/31,631.32
  6. Step 6: Final answer
    x = 24,125.94

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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.