Home / 30,770.12-46,241.75-18,292.39

Finding the Fourth Proportional to 30,770.12, 46,241.75 and 18,292.39

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Solution

The fourth proportional to 30,770.12, 46,241.75 and 18,292.39 is: 27,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.12 : 46,241.75 = 18,292.39 : x
  2. Step 2: Convert to fraction form
    30,770.12/46,241.75 = 18,292.39/x
  3. Step 3: Cross multiply
    30,770.12x = 46,241.75 × 18,292.39
  4. Step 4: Simplify right side
    30,770.12x = 845,872,055.41
  5. Step 5: Solve for x
    x = 845,872,055.41/30,770.12
  6. Step 6: Final answer
    x = 27,490.05

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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.