Home / 30,344.05-45,521.54-9,283.70

Finding the Fourth Proportional to 30,344.05, 45,521.54 and 9,283.70

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Solution

The fourth proportional to 30,344.05, 45,521.54 and 9,283.70 is: 13,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,344.05 : 45,521.54 = 9,283.70 : x
  2. Step 2: Convert to fraction form
    30,344.05/45,521.54 = 9,283.70/x
  3. Step 3: Cross multiply
    30,344.05x = 45,521.54 × 9,283.70
  4. Step 4: Simplify right side
    30,344.05x = 422,608,167.04
  5. Step 5: Solve for x
    x = 422,608,167.04/30,344.05
  6. Step 6: Final answer
    x = 13,927.22

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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.