Home / 31,365.62-47,036.16-11,370.37

Finding the Fourth Proportional to 31,365.62, 47,036.16 and 11,370.37

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Solution

The fourth proportional to 31,365.62, 47,036.16 and 11,370.37 is: 17,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,365.62 : 47,036.16 = 11,370.37 : x
  2. Step 2: Convert to fraction form
    31,365.62/47,036.16 = 11,370.37/x
  3. Step 3: Cross multiply
    31,365.62x = 47,036.16 × 11,370.37
  4. Step 4: Simplify right side
    31,365.62x = 534,818,250.55
  5. Step 5: Solve for x
    x = 534,818,250.55/31,365.62
  6. Step 6: Final answer
    x = 17,051.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.