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Finding the Fourth Proportional to 47,570.68, 65,621.10 and 37,461.88

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Solution

The fourth proportional to 47,570.68, 65,621.10 and 37,461.88 is: 51,676.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,570.68 : 65,621.10 = 37,461.88 : x
  2. Step 2: Convert to fraction form
    47,570.68/65,621.10 = 37,461.88/x
  3. Step 3: Cross multiply
    47,570.68x = 65,621.10 × 37,461.88
  4. Step 4: Simplify right side
    47,570.68x = 2,458,289,773.67
  5. Step 5: Solve for x
    x = 2,458,289,773.67/47,570.68
  6. Step 6: Final answer
    x = 51,676.57

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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.