Home / 19,763.19-27,273.11-10,810.53

Finding the Fourth Proportional to 19,763.19, 27,273.11 and 10,810.53

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Solution

The fourth proportional to 19,763.19, 27,273.11 and 10,810.53 is: 14,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.19 : 27,273.11 = 10,810.53 : x
  2. Step 2: Convert to fraction form
    19,763.19/27,273.11 = 10,810.53/x
  3. Step 3: Cross multiply
    19,763.19x = 27,273.11 × 10,810.53
  4. Step 4: Simplify right side
    19,763.19x = 294,836,719.80
  5. Step 5: Solve for x
    x = 294,836,719.80/19,763.19
  6. Step 6: Final answer
    x = 14,918.48

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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.