Home / 12,376.96-18,565.51-4,057.32

Finding the Fourth Proportional to 12,376.96, 18,565.51 and 4,057.32

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Solution

The fourth proportional to 12,376.96, 18,565.51 and 4,057.32 is: 6,086.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376.96 : 18,565.51 = 4,057.32 : x
  2. Step 2: Convert to fraction form
    12,376.96/18,565.51 = 4,057.32/x
  3. Step 3: Cross multiply
    12,376.96x = 18,565.51 × 4,057.32
  4. Step 4: Simplify right side
    12,376.96x = 75,326,215.03
  5. Step 5: Solve for x
    x = 75,326,215.03/12,376.96
  6. Step 6: Final answer
    x = 6,086.00

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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.