Home / 47,956.67-66,153.06-30,020.52

Finding the Fourth Proportional to 47,956.67, 66,153.06 and 30,020.52

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Solution

The fourth proportional to 47,956.67, 66,153.06 and 30,020.52 is: 41,411.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,956.67 : 66,153.06 = 30,020.52 : x
  2. Step 2: Convert to fraction form
    47,956.67/66,153.06 = 30,020.52/x
  3. Step 3: Cross multiply
    47,956.67x = 66,153.06 × 30,020.52
  4. Step 4: Simplify right side
    47,956.67x = 1,985,949,260.79
  5. Step 5: Solve for x
    x = 1,985,949,260.79/47,956.67
  6. Step 6: Final answer
    x = 41,411.33

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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.