Home / 30,285.24-45,427.44-10,563.72

Finding the Fourth Proportional to 30,285.24, 45,427.44 and 10,563.72

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Solution

The fourth proportional to 30,285.24, 45,427.44 and 10,563.72 is: 15,845.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,285.24 : 45,427.44 = 10,563.72 : x
  2. Step 2: Convert to fraction form
    30,285.24/45,427.44 = 10,563.72/x
  3. Step 3: Cross multiply
    30,285.24x = 45,427.44 × 10,563.72
  4. Step 4: Simplify right side
    30,285.24x = 479,882,756.48
  5. Step 5: Solve for x
    x = 479,882,756.48/30,285.24
  6. Step 6: Final answer
    x = 15,845.43

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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.