Home / 30,799.79-46,199.56-12,066.60

Finding the Fourth Proportional to 30,799.79, 46,199.56 and 12,066.60

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Solution

The fourth proportional to 30,799.79, 46,199.56 and 12,066.60 is: 18,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799.79 : 46,199.56 = 12,066.60 : x
  2. Step 2: Convert to fraction form
    30,799.79/46,199.56 = 12,066.60/x
  3. Step 3: Cross multiply
    30,799.79x = 46,199.56 × 12,066.60
  4. Step 4: Simplify right side
    30,799.79x = 557,471,727.74
  5. Step 5: Solve for x
    x = 557,471,727.74/30,799.79
  6. Step 6: Final answer
    x = 18,099.85

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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.