Home / 30,273.16-45,409.86-10,551.68

Finding the Fourth Proportional to 30,273.16, 45,409.86 and 10,551.68

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Solution

The fourth proportional to 30,273.16, 45,409.86 and 10,551.68 is: 15,827.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.16 : 45,409.86 = 10,551.68 : x
  2. Step 2: Convert to fraction form
    30,273.16/45,409.86 = 10,551.68/x
  3. Step 3: Cross multiply
    30,273.16x = 45,409.86 × 10,551.68
  4. Step 4: Simplify right side
    30,273.16x = 479,150,311.56
  5. Step 5: Solve for x
    x = 479,150,311.56/30,273.16
  6. Step 6: Final answer
    x = 15,827.56

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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.