Home / 19,803.10-27,328.32-10,850.41

Finding the Fourth Proportional to 19,803.10, 27,328.32 and 10,850.41

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Solution

The fourth proportional to 19,803.10, 27,328.32 and 10,850.41 is: 14,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,803.10 : 27,328.32 = 10,850.41 : x
  2. Step 2: Convert to fraction form
    19,803.10/27,328.32 = 10,850.41/x
  3. Step 3: Cross multiply
    19,803.10x = 27,328.32 × 10,850.41
  4. Step 4: Simplify right side
    19,803.10x = 296,523,476.61
  5. Step 5: Solve for x
    x = 296,523,476.61/19,803.10
  6. Step 6: Final answer
    x = 14,973.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.