Home / 19,754.22-27,261.21-10,802.28

Finding the Fourth Proportional to 19,754.22, 27,261.21 and 10,802.28

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Solution

The fourth proportional to 19,754.22, 27,261.21 and 10,802.28 is: 14,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.22 : 27,261.21 = 10,802.28 : x
  2. Step 2: Convert to fraction form
    19,754.22/27,261.21 = 10,802.28/x
  3. Step 3: Cross multiply
    19,754.22x = 27,261.21 × 10,802.28
  4. Step 4: Simplify right side
    19,754.22x = 294,483,223.56
  5. Step 5: Solve for x
    x = 294,483,223.56/19,754.22
  6. Step 6: Final answer
    x = 14,907.36

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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.