Home / 12,592.77-18,873.66-5,565.21

Finding the Fourth Proportional to 12,592.77, 18,873.66 and 5,565.21

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Solution

The fourth proportional to 12,592.77, 18,873.66 and 5,565.21 is: 8,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.77 : 18,873.66 = 5,565.21 : x
  2. Step 2: Convert to fraction form
    12,592.77/18,873.66 = 5,565.21/x
  3. Step 3: Cross multiply
    12,592.77x = 18,873.66 × 5,565.21
  4. Step 4: Simplify right side
    12,592.77x = 105,035,881.37
  5. Step 5: Solve for x
    x = 105,035,881.37/12,592.77
  6. Step 6: Final answer
    x = 8,340.97

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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.