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Finding the Fourth Proportional to 30,243.49, 45,366.24 and 10,522.24

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Solution

The fourth proportional to 30,243.49, 45,366.24 and 10,522.24 is: 15,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.49 : 45,366.24 = 10,522.24 : x
  2. Step 2: Convert to fraction form
    30,243.49/45,366.24 = 10,522.24/x
  3. Step 3: Cross multiply
    30,243.49x = 45,366.24 × 10,522.24
  4. Step 4: Simplify right side
    30,243.49x = 477,354,465.18
  5. Step 5: Solve for x
    x = 477,354,465.18/30,243.49
  6. Step 6: Final answer
    x = 15,783.71

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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.