Home / 47,213.97-70,813.95-17,221.17

Finding the Fourth Proportional to 47,213.97, 70,813.95 and 17,221.17

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Solution

The fourth proportional to 47,213.97, 70,813.95 and 17,221.17 is: 25,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,213.97 : 70,813.95 = 17,221.17 : x
  2. Step 2: Convert to fraction form
    47,213.97/70,813.95 = 17,221.17/x
  3. Step 3: Cross multiply
    47,213.97x = 70,813.95 × 17,221.17
  4. Step 4: Simplify right side
    47,213.97x = 1,219,498,985.22
  5. Step 5: Solve for x
    x = 1,219,498,985.22/47,213.97
  6. Step 6: Final answer
    x = 25,829.20

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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.