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Finding the Fourth Proportional to 34,675.01, 47,851.16 and 18,759.12

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Solution

The fourth proportional to 34,675.01, 47,851.16 and 18,759.12 is: 25,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,675.01 : 47,851.16 = 18,759.12 : x
  2. Step 2: Convert to fraction form
    34,675.01/47,851.16 = 18,759.12/x
  3. Step 3: Cross multiply
    34,675.01x = 47,851.16 × 18,759.12
  4. Step 4: Simplify right side
    34,675.01x = 897,645,484.86
  5. Step 5: Solve for x
    x = 897,645,484.86/34,675.01
  6. Step 6: Final answer
    x = 25,887.39

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1.5x scale

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.