Home / 31,738.34-43,799.46-17,397.21

Finding the Fourth Proportional to 31,738.34, 43,799.46 and 17,397.21

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Solution

The fourth proportional to 31,738.34, 43,799.46 and 17,397.21 is: 24,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,738.34 : 43,799.46 = 17,397.21 : x
  2. Step 2: Convert to fraction form
    31,738.34/43,799.46 = 17,397.21/x
  3. Step 3: Cross multiply
    31,738.34x = 43,799.46 × 17,397.21
  4. Step 4: Simplify right side
    31,738.34x = 761,988,403.51
  5. Step 5: Solve for x
    x = 761,988,403.51/31,738.34
  6. Step 6: Final answer
    x = 24,008.45

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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.