Home / 31,837.01-43,934.21-17,689.49

Finding the Fourth Proportional to 31,837.01, 43,934.21 and 17,689.49

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Solution

The fourth proportional to 31,837.01, 43,934.21 and 17,689.49 is: 24,411.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,837.01 : 43,934.21 = 17,689.49 : x
  2. Step 2: Convert to fraction form
    31,837.01/43,934.21 = 17,689.49/x
  3. Step 3: Cross multiply
    31,837.01x = 43,934.21 × 17,689.49
  4. Step 4: Simplify right side
    31,837.01x = 777,173,680.01
  5. Step 5: Solve for x
    x = 777,173,680.01/31,837.01
  6. Step 6: Final answer
    x = 24,411.01

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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.