Home / 18,675.82-25,772.63-10,292.32

Finding the Fourth Proportional to 18,675.82, 25,772.63 and 10,292.32

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Solution

The fourth proportional to 18,675.82, 25,772.63 and 10,292.32 is: 14,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,675.82 : 25,772.63 = 10,292.32 : x
  2. Step 2: Convert to fraction form
    18,675.82/25,772.63 = 10,292.32/x
  3. Step 3: Cross multiply
    18,675.82x = 25,772.63 × 10,292.32
  4. Step 4: Simplify right side
    18,675.82x = 265,260,168.07
  5. Step 5: Solve for x
    x = 265,260,168.07/18,675.82
  6. Step 6: Final answer
    x = 14,203.40

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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.