Home / 31,860.48-43,967.52-17,713.92

Finding the Fourth Proportional to 31,860.48, 43,967.52 and 17,713.92

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Solution

The fourth proportional to 31,860.48, 43,967.52 and 17,713.92 is: 24,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,860.48 : 43,967.52 = 17,713.92 : x
  2. Step 2: Convert to fraction form
    31,860.48/43,967.52 = 17,713.92/x
  3. Step 3: Cross multiply
    31,860.48x = 43,967.52 × 17,713.92
  4. Step 4: Simplify right side
    31,860.48x = 778,837,131.88
  5. Step 5: Solve for x
    x = 778,837,131.88/31,860.48
  6. Step 6: Final answer
    x = 24,445.24

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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.