Home / 35,915.52-49,534.08-30,150.72

Finding the Fourth Proportional to 35,915.52, 49,534.08 and 30,150.72

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Solution

The fourth proportional to 35,915.52, 49,534.08 and 30,150.72 is: 41,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.52 : 49,534.08 = 30,150.72 : x
  2. Step 2: Convert to fraction form
    35,915.52/49,534.08 = 30,150.72/x
  3. Step 3: Cross multiply
    35,915.52x = 49,534.08 × 30,150.72
  4. Step 4: Simplify right side
    35,915.52x = 1,493,488,176.54
  5. Step 5: Solve for x
    x = 1,493,488,176.54/35,915.52
  6. Step 6: Final answer
    x = 41,583.36

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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.