Home / 18,994.76-26,212.85-10,611.26

Finding the Fourth Proportional to 18,994.76, 26,212.85 and 10,611.26

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Solution

The fourth proportional to 18,994.76, 26,212.85 and 10,611.26 is: 14,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,994.76 : 26,212.85 = 10,611.26 : x
  2. Step 2: Convert to fraction form
    18,994.76/26,212.85 = 10,611.26/x
  3. Step 3: Cross multiply
    18,994.76x = 26,212.85 × 10,611.26
  4. Step 4: Simplify right side
    18,994.76x = 278,151,182.57
  5. Step 5: Solve for x
    x = 278,151,182.57/18,994.76
  6. Step 6: Final answer
    x = 14,643.58

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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.