Home / 49,589.52-74,384.24-12,653.52

Finding the Fourth Proportional to 49,589.52, 74,384.24 and 12,653.52

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Solution

The fourth proportional to 49,589.52, 74,384.24 and 12,653.52 is: 18,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,589.52 : 74,384.24 = 12,653.52 : x
  2. Step 2: Convert to fraction form
    49,589.52/74,384.24 = 12,653.52/x
  3. Step 3: Cross multiply
    49,589.52x = 74,384.24 × 12,653.52
  4. Step 4: Simplify right side
    49,589.52x = 941,222,468.52
  5. Step 5: Solve for x
    x = 941,222,468.52/49,589.52
  6. Step 6: Final answer
    x = 18,980.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.