Home / 47,388.74-65,396-26,168.22

Finding the Fourth Proportional to 47,388.74, 65,396 and 26,168.22

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Solution

The fourth proportional to 47,388.74, 65,396 and 26,168.22 is: 36,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388.74 : 65,396 = 26,168.22 : x
  2. Step 2: Convert to fraction form
    47,388.74/65,396 = 26,168.22/x
  3. Step 3: Cross multiply
    47,388.74x = 65,396 × 26,168.22
  4. Step 4: Simplify right side
    47,388.74x = 1,711,296,915.12
  5. Step 5: Solve for x
    x = 1,711,296,915.12/47,388.74
  6. Step 6: Final answer
    x = 36,111.89

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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.