Home / 47,388.51-65,396.16-26,169.21

Finding the Fourth Proportional to 47,388.51, 65,396.16 and 26,169.21

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Solution

The fourth proportional to 47,388.51, 65,396.16 and 26,169.21 is: 36,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388.51 : 65,396.16 = 26,169.21 : x
  2. Step 2: Convert to fraction form
    47,388.51/65,396.16 = 26,169.21/x
  3. Step 3: Cross multiply
    47,388.51x = 65,396.16 × 26,169.21
  4. Step 4: Simplify right side
    47,388.51x = 1,711,365,844.23
  5. Step 5: Solve for x
    x = 1,711,365,844.23/47,388.51
  6. Step 6: Final answer
    x = 36,113.52

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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.