Home / 31,539.24-43,522.41-19,602.47

Finding the Fourth Proportional to 31,539.24, 43,522.41 and 19,602.47

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Solution

The fourth proportional to 31,539.24, 43,522.41 and 19,602.47 is: 27,050.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539.24 : 43,522.41 = 19,602.47 : x
  2. Step 2: Convert to fraction form
    31,539.24/43,522.41 = 19,602.47/x
  3. Step 3: Cross multiply
    31,539.24x = 43,522.41 × 19,602.47
  4. Step 4: Simplify right side
    31,539.24x = 853,146,918.67
  5. Step 5: Solve for x
    x = 853,146,918.67/31,539.24
  6. Step 6: Final answer
    x = 27,050.33

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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.