Home / 34,736.68-47,925.36-21,301.20

Finding the Fourth Proportional to 34,736.68, 47,925.36 and 21,301.20

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Solution

The fourth proportional to 34,736.68, 47,925.36 and 21,301.20 is: 29,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.68 : 47,925.36 = 21,301.20 : x
  2. Step 2: Convert to fraction form
    34,736.68/47,925.36 = 21,301.20/x
  3. Step 3: Cross multiply
    34,736.68x = 47,925.36 × 21,301.20
  4. Step 4: Simplify right side
    34,736.68x = 1,020,867,678.43
  5. Step 5: Solve for x
    x = 1,020,867,678.43/34,736.68
  6. Step 6: Final answer
    x = 29,388.75

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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.