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Finding the Fourth Proportional to 62,807.40, 94,209.48 and 15,422.94

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Solution

The fourth proportional to 62,807.40, 94,209.48 and 15,422.94 is: 23,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,807.40 : 94,209.48 = 15,422.94 : x
  2. Step 2: Convert to fraction form
    62,807.40/94,209.48 = 15,422.94/x
  3. Step 3: Cross multiply
    62,807.40x = 94,209.48 × 15,422.94
  4. Step 4: Simplify right side
    62,807.40x = 1,452,987,157.47
  5. Step 5: Solve for x
    x = 1,452,987,157.47/62,807.40
  6. Step 6: Final answer
    x = 23,134.01

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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.