Home / 47,819.22-66,020.04-30,829.50

Finding the Fourth Proportional to 47,819.22, 66,020.04 and 30,829.50

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Solution

The fourth proportional to 47,819.22, 66,020.04 and 30,829.50 is: 42,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,819.22 : 66,020.04 = 30,829.50 : x
  2. Step 2: Convert to fraction form
    47,819.22/66,020.04 = 30,829.50/x
  3. Step 3: Cross multiply
    47,819.22x = 66,020.04 × 30,829.50
  4. Step 4: Simplify right side
    47,819.22x = 2,035,364,823.18
  5. Step 5: Solve for x
    x = 2,035,364,823.18/47,819.22
  6. Step 6: Final answer
    x = 42,563.74

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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.