Home / 18,282.24-25,272-16,312.32

Finding the Fourth Proportional to 18,282.24, 25,272 and 16,312.32

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Solution

The fourth proportional to 18,282.24, 25,272 and 16,312.32 is: 22,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282.24 : 25,272 = 16,312.32 : x
  2. Step 2: Convert to fraction form
    18,282.24/25,272 = 16,312.32/x
  3. Step 3: Cross multiply
    18,282.24x = 25,272 × 16,312.32
  4. Step 4: Simplify right side
    18,282.24x = 412,244,951.04
  5. Step 5: Solve for x
    x = 412,244,951.04/18,282.24
  6. Step 6: Final answer
    x = 22,548.93

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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.