Home / 19,790.08-27,310.28-10,837.58

Finding the Fourth Proportional to 19,790.08, 27,310.28 and 10,837.58

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Solution

The fourth proportional to 19,790.08, 27,310.28 and 10,837.58 is: 14,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,790.08 : 27,310.28 = 10,837.58 : x
  2. Step 2: Convert to fraction form
    19,790.08/27,310.28 = 10,837.58/x
  3. Step 3: Cross multiply
    19,790.08x = 27,310.28 × 10,837.58
  4. Step 4: Simplify right side
    19,790.08x = 295,977,344.32
  5. Step 5: Solve for x
    x = 295,977,344.32/19,790.08
  6. Step 6: Final answer
    x = 14,955.84

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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.