Home / 47,622.88-65,718.57-27,478.18

Finding the Fourth Proportional to 47,622.88, 65,718.57 and 27,478.18

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Solution

The fourth proportional to 47,622.88, 65,718.57 and 27,478.18 is: 37,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,622.88 : 65,718.57 = 27,478.18 : x
  2. Step 2: Convert to fraction form
    47,622.88/65,718.57 = 27,478.18/x
  3. Step 3: Cross multiply
    47,622.88x = 65,718.57 × 27,478.18
  4. Step 4: Simplify right side
    47,622.88x = 1,805,826,695.80
  5. Step 5: Solve for x
    x = 1,805,826,695.80/47,622.88
  6. Step 6: Final answer
    x = 37,919.31

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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.