Home / 19,331.83-26,690.77-14,847.56

Finding the Fourth Proportional to 19,331.83, 26,690.77 and 14,847.56

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Solution

The fourth proportional to 19,331.83, 26,690.77 and 14,847.56 is: 20,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.83 : 26,690.77 = 14,847.56 : x
  2. Step 2: Convert to fraction form
    19,331.83/26,690.77 = 14,847.56/x
  3. Step 3: Cross multiply
    19,331.83x = 26,690.77 × 14,847.56
  4. Step 4: Simplify right side
    19,331.83x = 396,292,809.02
  5. Step 5: Solve for x
    x = 396,292,809.02/19,331.83
  6. Step 6: Final answer
    x = 20,499.50

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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.