Home / 47,940.17-66,155.63-27,797.90

Finding the Fourth Proportional to 47,940.17, 66,155.63 and 27,797.90

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Solution

The fourth proportional to 47,940.17, 66,155.63 and 27,797.90 is: 38,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,940.17 : 66,155.63 = 27,797.90 : x
  2. Step 2: Convert to fraction form
    47,940.17/66,155.63 = 27,797.90/x
  3. Step 3: Cross multiply
    47,940.17x = 66,155.63 × 27,797.90
  4. Step 4: Simplify right side
    47,940.17x = 1,838,987,352.29
  5. Step 5: Solve for x
    x = 1,838,987,352.29/47,940.17
  6. Step 6: Final answer
    x = 38,360.05

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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.