Home / 47,461.14-71,130.35-19,348.47

Finding the Fourth Proportional to 47,461.14, 71,130.35 and 19,348.47

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Solution

The fourth proportional to 47,461.14, 71,130.35 and 19,348.47 is: 28,997.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,461.14 : 71,130.35 = 19,348.47 : x
  2. Step 2: Convert to fraction form
    47,461.14/71,130.35 = 19,348.47/x
  3. Step 3: Cross multiply
    47,461.14x = 71,130.35 × 19,348.47
  4. Step 4: Simplify right side
    47,461.14x = 1,376,263,491.44
  5. Step 5: Solve for x
    x = 1,376,263,491.44/47,461.14
  6. Step 6: Final answer
    x = 28,997.69

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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.