Home / 19,751.09-27,255.69-10,798.29

Finding the Fourth Proportional to 19,751.09, 27,255.69 and 10,798.29

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Solution

The fourth proportional to 19,751.09, 27,255.69 and 10,798.29 is: 14,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751.09 : 27,255.69 = 10,798.29 : x
  2. Step 2: Convert to fraction form
    19,751.09/27,255.69 = 10,798.29/x
  3. Step 3: Cross multiply
    19,751.09x = 27,255.69 × 10,798.29
  4. Step 4: Simplify right side
    19,751.09x = 294,314,844.77
  5. Step 5: Solve for x
    x = 294,314,844.77/19,751.09
  6. Step 6: Final answer
    x = 14,901.20

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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.