Home / 47,557.26-65,569.32-30,531.42

Finding the Fourth Proportional to 47,557.26, 65,569.32 and 30,531.42

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Solution

The fourth proportional to 47,557.26, 65,569.32 and 30,531.42 is: 42,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,557.26 : 65,569.32 = 30,531.42 : x
  2. Step 2: Convert to fraction form
    47,557.26/65,569.32 = 30,531.42/x
  3. Step 3: Cross multiply
    47,557.26x = 65,569.32 × 30,531.42
  4. Step 4: Simplify right side
    47,557.26x = 2,001,924,448.03
  5. Step 5: Solve for x
    x = 2,001,924,448.03/47,557.26
  6. Step 6: Final answer
    x = 42,095.03

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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.