Home / 34,736.64-47,937.45-21,300.15

Finding the Fourth Proportional to 34,736.64, 47,937.45 and 21,300.15

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Solution

The fourth proportional to 34,736.64, 47,937.45 and 21,300.15 is: 29,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.64 : 47,937.45 = 21,300.15 : x
  2. Step 2: Convert to fraction form
    34,736.64/47,937.45 = 21,300.15/x
  3. Step 3: Cross multiply
    34,736.64x = 47,937.45 × 21,300.15
  4. Step 4: Simplify right side
    34,736.64x = 1,021,074,875.62
  5. Step 5: Solve for x
    x = 1,021,074,875.62/34,736.64
  6. Step 6: Final answer
    x = 29,394.75

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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.