Home / 19,438.12-26,827.86-10,944.10

Finding the Fourth Proportional to 19,438.12, 26,827.86 and 10,944.10

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Solution

The fourth proportional to 19,438.12, 26,827.86 and 10,944.10 is: 15,104.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.12 : 26,827.86 = 10,944.10 : x
  2. Step 2: Convert to fraction form
    19,438.12/26,827.86 = 10,944.10/x
  3. Step 3: Cross multiply
    19,438.12x = 26,827.86 × 10,944.10
  4. Step 4: Simplify right side
    19,438.12x = 293,606,782.63
  5. Step 5: Solve for x
    x = 293,606,782.63/19,438.12
  6. Step 6: Final answer
    x = 15,104.69

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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.