Home / 30,018.32-41,425.04-16,589.28

Finding the Fourth Proportional to 30,018.32, 41,425.04 and 16,589.28

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Solution

The fourth proportional to 30,018.32, 41,425.04 and 16,589.28 is: 22,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.32 : 41,425.04 = 16,589.28 : x
  2. Step 2: Convert to fraction form
    30,018.32/41,425.04 = 16,589.28/x
  3. Step 3: Cross multiply
    30,018.32x = 41,425.04 × 16,589.28
  4. Step 4: Simplify right side
    30,018.32x = 687,211,587.57
  5. Step 5: Solve for x
    x = 687,211,587.57/30,018.32
  6. Step 6: Final answer
    x = 22,893.07

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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.