Home / 34,117.88-47,083.01-19,971.02

Finding the Fourth Proportional to 34,117.88, 47,083.01 and 19,971.02

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Solution

The fourth proportional to 34,117.88, 47,083.01 and 19,971.02 is: 27,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,117.88 : 47,083.01 = 19,971.02 : x
  2. Step 2: Convert to fraction form
    34,117.88/47,083.01 = 19,971.02/x
  3. Step 3: Cross multiply
    34,117.88x = 47,083.01 × 19,971.02
  4. Step 4: Simplify right side
    34,117.88x = 940,295,752.22
  5. Step 5: Solve for x
    x = 940,295,752.22/34,117.88
  6. Step 6: Final answer
    x = 27,560.21

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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.