Home / 30,253.80-45,380.94-10,532.32

Finding the Fourth Proportional to 30,253.80, 45,380.94 and 10,532.32

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Solution

The fourth proportional to 30,253.80, 45,380.94 and 10,532.32 is: 15,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.80 : 45,380.94 = 10,532.32 : x
  2. Step 2: Convert to fraction form
    30,253.80/45,380.94 = 10,532.32/x
  3. Step 3: Cross multiply
    30,253.80x = 45,380.94 × 10,532.32
  4. Step 4: Simplify right side
    30,253.80x = 477,966,581.98
  5. Step 5: Solve for x
    x = 477,966,581.98/30,253.80
  6. Step 6: Final answer
    x = 15,798.56

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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.