Home / 35,121.61-48,468.21-19,205.72

Finding the Fourth Proportional to 35,121.61, 48,468.21 and 19,205.72

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Solution

The fourth proportional to 35,121.61, 48,468.21 and 19,205.72 is: 26,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.61 : 48,468.21 = 19,205.72 : x
  2. Step 2: Convert to fraction form
    35,121.61/48,468.21 = 19,205.72/x
  3. Step 3: Cross multiply
    35,121.61x = 48,468.21 × 19,205.72
  4. Step 4: Simplify right side
    35,121.61x = 930,866,737.55
  5. Step 5: Solve for x
    x = 930,866,737.55/35,121.61
  6. Step 6: Final answer
    x = 26,504.10

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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.