Home / 18,577.43-25,636.84-10,619.82

Finding the Fourth Proportional to 18,577.43, 25,636.84 and 10,619.82

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Solution

The fourth proportional to 18,577.43, 25,636.84 and 10,619.82 is: 14,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.43 : 25,636.84 = 10,619.82 : x
  2. Step 2: Convert to fraction form
    18,577.43/25,636.84 = 10,619.82/x
  3. Step 3: Cross multiply
    18,577.43x = 25,636.84 × 10,619.82
  4. Step 4: Simplify right side
    18,577.43x = 272,258,626.17
  5. Step 5: Solve for x
    x = 272,258,626.17/18,577.43
  6. Step 6: Final answer
    x = 14,655.34

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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.