Home / 47,298.54-65,273.56-28,175.70

Finding the Fourth Proportional to 47,298.54, 65,273.56 and 28,175.70

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Solution

The fourth proportional to 47,298.54, 65,273.56 and 28,175.70 is: 38,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,298.54 : 65,273.56 = 28,175.70 : x
  2. Step 2: Convert to fraction form
    47,298.54/65,273.56 = 28,175.70/x
  3. Step 3: Cross multiply
    47,298.54x = 65,273.56 × 28,175.70
  4. Step 4: Simplify right side
    47,298.54x = 1,839,128,244.49
  5. Step 5: Solve for x
    x = 1,839,128,244.49/47,298.54
  6. Step 6: Final answer
    x = 38,883.40

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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.