Home / 29,394.90-40,564.80-15,966.05

Finding the Fourth Proportional to 29,394.90, 40,564.80 and 15,966.05

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Solution

The fourth proportional to 29,394.90, 40,564.80 and 15,966.05 is: 22,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,394.90 : 40,564.80 = 15,966.05 : x
  2. Step 2: Convert to fraction form
    29,394.90/40,564.80 = 15,966.05/x
  3. Step 3: Cross multiply
    29,394.90x = 40,564.80 × 15,966.05
  4. Step 4: Simplify right side
    29,394.90x = 647,659,422.22
  5. Step 5: Solve for x
    x = 647,659,422.22/29,394.90
  6. Step 6: Final answer
    x = 22,033.05

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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.