Home / 34,728.28-47,922.18-19,622.25

Finding the Fourth Proportional to 34,728.28, 47,922.18 and 19,622.25

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Solution

The fourth proportional to 34,728.28, 47,922.18 and 19,622.25 is: 27,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.28 : 47,922.18 = 19,622.25 : x
  2. Step 2: Convert to fraction form
    34,728.28/47,922.18 = 19,622.25/x
  3. Step 3: Cross multiply
    34,728.28x = 47,922.18 × 19,622.25
  4. Step 4: Simplify right side
    34,728.28x = 940,341,033.30
  5. Step 5: Solve for x
    x = 940,341,033.30/34,728.28
  6. Step 6: Final answer
    x = 27,077.10

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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.