Home / 31,919.51-47,807.98-23,134.25

Finding the Fourth Proportional to 31,919.51, 47,807.98 and 23,134.25

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Solution

The fourth proportional to 31,919.51, 47,807.98 and 23,134.25 is: 34,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,919.51 : 47,807.98 = 23,134.25 : x
  2. Step 2: Convert to fraction form
    31,919.51/47,807.98 = 23,134.25/x
  3. Step 3: Cross multiply
    31,919.51x = 47,807.98 × 23,134.25
  4. Step 4: Simplify right side
    31,919.51x = 1,106,001,761.32
  5. Step 5: Solve for x
    x = 1,106,001,761.32/31,919.51
  6. Step 6: Final answer
    x = 34,649.71

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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.