Home / 47,415.49-71,113.58-17,419.42

Finding the Fourth Proportional to 47,415.49, 71,113.58 and 17,419.42

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Solution

The fourth proportional to 47,415.49, 71,113.58 and 17,419.42 is: 26,125.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.49 : 71,113.58 = 17,419.42 : x
  2. Step 2: Convert to fraction form
    47,415.49/71,113.58 = 17,419.42/x
  3. Step 3: Cross multiply
    47,415.49x = 71,113.58 × 17,419.42
  4. Step 4: Simplify right side
    47,415.49x = 1,238,757,139.94
  5. Step 5: Solve for x
    x = 1,238,757,139.94/47,415.49
  6. Step 6: Final answer
    x = 26,125.58

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1.5x scale

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.