Home / 30,118.01-45,258.71-16,087.79

Finding the Fourth Proportional to 30,118.01, 45,258.71 and 16,087.79

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Solution

The fourth proportional to 30,118.01, 45,258.71 and 16,087.79 is: 24,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,118.01 : 45,258.71 = 16,087.79 : x
  2. Step 2: Convert to fraction form
    30,118.01/45,258.71 = 16,087.79/x
  3. Step 3: Cross multiply
    30,118.01x = 45,258.71 × 16,087.79
  4. Step 4: Simplify right side
    30,118.01x = 728,112,315.42
  5. Step 5: Solve for x
    x = 728,112,315.42/30,118.01
  6. Step 6: Final answer
    x = 24,175.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.