Home / 47,428.42-71,240.90-37,636.60

Finding the Fourth Proportional to 47,428.42, 71,240.90 and 37,636.60

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Solution

The fourth proportional to 47,428.42, 71,240.90 and 37,636.60 is: 56,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.42 : 71,240.90 = 37,636.60 : x
  2. Step 2: Convert to fraction form
    47,428.42/71,240.90 = 37,636.60/x
  3. Step 3: Cross multiply
    47,428.42x = 71,240.90 × 37,636.60
  4. Step 4: Simplify right side
    47,428.42x = 2,681,264,994.83
  5. Step 5: Solve for x
    x = 2,681,264,994.83/47,428.42
  6. Step 6: Final answer
    x = 56,532.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.