Home / 30,208.67-41,703.12-18,884.46

Finding the Fourth Proportional to 30,208.67, 41,703.12 and 18,884.46

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Solution

The fourth proportional to 30,208.67, 41,703.12 and 18,884.46 is: 26,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.67 : 41,703.12 = 18,884.46 : x
  2. Step 2: Convert to fraction form
    30,208.67/41,703.12 = 18,884.46/x
  3. Step 3: Cross multiply
    30,208.67x = 41,703.12 × 18,884.46
  4. Step 4: Simplify right side
    30,208.67x = 787,540,901.52
  5. Step 5: Solve for x
    x = 787,540,901.52/30,208.67
  6. Step 6: Final answer
    x = 26,070.03

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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.