Home / 19,435.08-26,820.84-10,937.12

Finding the Fourth Proportional to 19,435.08, 26,820.84 and 10,937.12

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Solution

The fourth proportional to 19,435.08, 26,820.84 and 10,937.12 is: 15,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.08 : 26,820.84 = 10,937.12 : x
  2. Step 2: Convert to fraction form
    19,435.08/26,820.84 = 10,937.12/x
  3. Step 3: Cross multiply
    19,435.08x = 26,820.84 × 10,937.12
  4. Step 4: Simplify right side
    19,435.08x = 293,342,745.58
  5. Step 5: Solve for x
    x = 293,342,745.58/19,435.08
  6. Step 6: Final answer
    x = 15,093.47

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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.