Home / 47,963.05-66,181.27-28,838.24

Finding the Fourth Proportional to 47,963.05, 66,181.27 and 28,838.24

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Solution

The fourth proportional to 47,963.05, 66,181.27 and 28,838.24 is: 39,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.05 : 66,181.27 = 28,838.24 : x
  2. Step 2: Convert to fraction form
    47,963.05/66,181.27 = 28,838.24/x
  3. Step 3: Cross multiply
    47,963.05x = 66,181.27 × 28,838.24
  4. Step 4: Simplify right side
    47,963.05x = 1,908,551,519.07
  5. Step 5: Solve for x
    x = 1,908,551,519.07/47,963.05
  6. Step 6: Final answer
    x = 39,792.13

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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.