Home / 34,918.20-48,178.88-19,807.44

Finding the Fourth Proportional to 34,918.20, 48,178.88 and 19,807.44

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Solution

The fourth proportional to 34,918.20, 48,178.88 and 19,807.44 is: 27,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,918.20 : 48,178.88 = 19,807.44 : x
  2. Step 2: Convert to fraction form
    34,918.20/48,178.88 = 19,807.44/x
  3. Step 3: Cross multiply
    34,918.20x = 48,178.88 × 19,807.44
  4. Step 4: Simplify right side
    34,918.20x = 954,300,274.87
  5. Step 5: Solve for x
    x = 954,300,274.87/34,918.20
  6. Step 6: Final answer
    x = 27,329.60

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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.