Home / 30,274.09-45,411.37-10,552.59

Finding the Fourth Proportional to 30,274.09, 45,411.37 and 10,552.59

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Solution

The fourth proportional to 30,274.09, 45,411.37 and 10,552.59 is: 15,828.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,274.09 : 45,411.37 = 10,552.59 : x
  2. Step 2: Convert to fraction form
    30,274.09/45,411.37 = 10,552.59/x
  3. Step 3: Cross multiply
    30,274.09x = 45,411.37 × 10,552.59
  4. Step 4: Simplify right side
    30,274.09x = 479,207,568.95
  5. Step 5: Solve for x
    x = 479,207,568.95/30,274.09
  6. Step 6: Final answer
    x = 15,828.97

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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.