Home / 31,889.51-44,006.31-17,742.05

Finding the Fourth Proportional to 31,889.51, 44,006.31 and 17,742.05

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Solution

The fourth proportional to 31,889.51, 44,006.31 and 17,742.05 is: 24,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,889.51 : 44,006.31 = 17,742.05 : x
  2. Step 2: Convert to fraction form
    31,889.51/44,006.31 = 17,742.05/x
  3. Step 3: Cross multiply
    31,889.51x = 44,006.31 × 17,742.05
  4. Step 4: Simplify right side
    31,889.51x = 780,761,932.30
  5. Step 5: Solve for x
    x = 780,761,932.30/31,889.51
  6. Step 6: Final answer
    x = 24,483.35

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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.