Home / 19,213.60-26,474.16-14,736.64

Finding the Fourth Proportional to 19,213.60, 26,474.16 and 14,736.64

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Solution

The fourth proportional to 19,213.60, 26,474.16 and 14,736.64 is: 20,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.60 : 26,474.16 = 14,736.64 : x
  2. Step 2: Convert to fraction form
    19,213.60/26,474.16 = 14,736.64/x
  3. Step 3: Cross multiply
    19,213.60x = 26,474.16 × 14,736.64
  4. Step 4: Simplify right side
    19,213.60x = 390,140,165.22
  5. Step 5: Solve for x
    x = 390,140,165.22/19,213.60
  6. Step 6: Final answer
    x = 20,305.42

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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.