Home / 19,074.60-26,322.30-11,117.34

Finding the Fourth Proportional to 19,074.60, 26,322.30 and 11,117.34

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Solution

The fourth proportional to 19,074.60, 26,322.30 and 11,117.34 is: 15,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.60 : 26,322.30 = 11,117.34 : x
  2. Step 2: Convert to fraction form
    19,074.60/26,322.30 = 11,117.34/x
  3. Step 3: Cross multiply
    19,074.60x = 26,322.30 × 11,117.34
  4. Step 4: Simplify right side
    19,074.60x = 292,633,958.68
  5. Step 5: Solve for x
    x = 292,633,958.68/19,074.60
  6. Step 6: Final answer
    x = 15,341.55

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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.