Home / 30,273.09-45,409.87-10,551.59

Finding the Fourth Proportional to 30,273.09, 45,409.87 and 10,551.59

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Solution

The fourth proportional to 30,273.09, 45,409.87 and 10,551.59 is: 15,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.09 : 45,409.87 = 10,551.59 : x
  2. Step 2: Convert to fraction form
    30,273.09/45,409.87 = 10,551.59/x
  3. Step 3: Cross multiply
    30,273.09x = 45,409.87 × 10,551.59
  4. Step 4: Simplify right side
    30,273.09x = 479,146,354.98
  5. Step 5: Solve for x
    x = 479,146,354.98/30,273.09
  6. Step 6: Final answer
    x = 15,827.47

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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.