Home / 19,803.79-27,328.98-10,850.77

Finding the Fourth Proportional to 19,803.79, 27,328.98 and 10,850.77

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Solution

The fourth proportional to 19,803.79, 27,328.98 and 10,850.77 is: 14,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,803.79 : 27,328.98 = 10,850.77 : x
  2. Step 2: Convert to fraction form
    19,803.79/27,328.98 = 10,850.77/x
  3. Step 3: Cross multiply
    19,803.79x = 27,328.98 × 10,850.77
  4. Step 4: Simplify right side
    19,803.79x = 296,540,476.31
  5. Step 5: Solve for x
    x = 296,540,476.31/19,803.79
  6. Step 6: Final answer
    x = 14,973.93

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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.