Home / 18,942.22-26,138.58-10,444.32

Finding the Fourth Proportional to 18,942.22, 26,138.58 and 10,444.32

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Solution

The fourth proportional to 18,942.22, 26,138.58 and 10,444.32 is: 14,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.22 : 26,138.58 = 10,444.32 : x
  2. Step 2: Convert to fraction form
    18,942.22/26,138.58 = 10,444.32/x
  3. Step 3: Cross multiply
    18,942.22x = 26,138.58 × 10,444.32
  4. Step 4: Simplify right side
    18,942.22x = 272,999,693.87
  5. Step 5: Solve for x
    x = 272,999,693.87/18,942.22
  6. Step 6: Final answer
    x = 14,412.23

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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.