Home / 31,539.02-43,524.14-17,392.37

Finding the Fourth Proportional to 31,539.02, 43,524.14 and 17,392.37

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Solution

The fourth proportional to 31,539.02, 43,524.14 and 17,392.37 is: 24,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539.02 : 43,524.14 = 17,392.37 : x
  2. Step 2: Convert to fraction form
    31,539.02/43,524.14 = 17,392.37/x
  3. Step 3: Cross multiply
    31,539.02x = 43,524.14 × 17,392.37
  4. Step 4: Simplify right side
    31,539.02x = 756,987,642.23
  5. Step 5: Solve for x
    x = 756,987,642.23/31,539.02
  6. Step 6: Final answer
    x = 24,001.63

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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.