Home / 19,331.30-26,690.05-14,847.04

Finding the Fourth Proportional to 19,331.30, 26,690.05 and 14,847.04

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Solution

The fourth proportional to 19,331.30, 26,690.05 and 14,847.04 is: 20,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.30 : 26,690.05 = 14,847.04 : x
  2. Step 2: Convert to fraction form
    19,331.30/26,690.05 = 14,847.04/x
  3. Step 3: Cross multiply
    19,331.30x = 26,690.05 × 14,847.04
  4. Step 4: Simplify right side
    19,331.30x = 396,268,032.27
  5. Step 5: Solve for x
    x = 396,268,032.27/19,331.30
  6. Step 6: Final answer
    x = 20,498.78

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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.