Home / 34,979.46-48,271.82-19,872.95

Finding the Fourth Proportional to 34,979.46, 48,271.82 and 19,872.95

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Solution

The fourth proportional to 34,979.46, 48,271.82 and 19,872.95 is: 27,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979.46 : 48,271.82 = 19,872.95 : x
  2. Step 2: Convert to fraction form
    34,979.46/48,271.82 = 19,872.95/x
  3. Step 3: Cross multiply
    34,979.46x = 48,271.82 × 19,872.95
  4. Step 4: Simplify right side
    34,979.46x = 959,303,124.55
  5. Step 5: Solve for x
    x = 959,303,124.55/34,979.46
  6. Step 6: Final answer
    x = 27,424.76

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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.