Home / 30,414.35-41,967.65-16,983.89

Finding the Fourth Proportional to 30,414.35, 41,967.65 and 16,983.89

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Solution

The fourth proportional to 30,414.35, 41,967.65 and 16,983.89 is: 23,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,414.35 : 41,967.65 = 16,983.89 : x
  2. Step 2: Convert to fraction form
    30,414.35/41,967.65 = 16,983.89/x
  3. Step 3: Cross multiply
    30,414.35x = 41,967.65 × 16,983.89
  4. Step 4: Simplify right side
    30,414.35x = 712,773,941.16
  5. Step 5: Solve for x
    x = 712,773,941.16/30,414.35
  6. Step 6: Final answer
    x = 23,435.45

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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.