Home / 30,263.17-45,394.61-7,773.83

Finding the Fourth Proportional to 30,263.17, 45,394.61 and 7,773.83

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Solution

The fourth proportional to 30,263.17, 45,394.61 and 7,773.83 is: 11,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.17 : 45,394.61 = 7,773.83 : x
  2. Step 2: Convert to fraction form
    30,263.17/45,394.61 = 7,773.83/x
  3. Step 3: Cross multiply
    30,263.17x = 45,394.61 × 7,773.83
  4. Step 4: Simplify right side
    30,263.17x = 352,889,981.06
  5. Step 5: Solve for x
    x = 352,889,981.06/30,263.17
  6. Step 6: Final answer
    x = 11,660.71

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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.