Home / 30,030.90-41,439.04-16,600.33

Finding the Fourth Proportional to 30,030.90, 41,439.04 and 16,600.33

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Solution

The fourth proportional to 30,030.90, 41,439.04 and 16,600.33 is: 22,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.90 : 41,439.04 = 16,600.33 : x
  2. Step 2: Convert to fraction form
    30,030.90/41,439.04 = 16,600.33/x
  3. Step 3: Cross multiply
    30,030.90x = 41,439.04 × 16,600.33
  4. Step 4: Simplify right side
    30,030.90x = 687,901,959.11
  5. Step 5: Solve for x
    x = 687,901,959.11/30,030.90
  6. Step 6: Final answer
    x = 22,906.47

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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.