Home / 19,451.90-26,841.96-10,953.56

Finding the Fourth Proportional to 19,451.90, 26,841.96 and 10,953.56

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Solution

The fourth proportional to 19,451.90, 26,841.96 and 10,953.56 is: 15,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.90 : 26,841.96 = 10,953.56 : x
  2. Step 2: Convert to fraction form
    19,451.90/26,841.96 = 10,953.56/x
  3. Step 3: Cross multiply
    19,451.90x = 26,841.96 × 10,953.56
  4. Step 4: Simplify right side
    19,451.90x = 294,015,019.38
  5. Step 5: Solve for x
    x = 294,015,019.38/19,451.90
  6. Step 6: Final answer
    x = 15,114.98

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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.