Home / 19,493.12-26,900.38-10,540.64

Finding the Fourth Proportional to 19,493.12, 26,900.38 and 10,540.64

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Solution

The fourth proportional to 19,493.12, 26,900.38 and 10,540.64 is: 14,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,493.12 : 26,900.38 = 10,540.64 : x
  2. Step 2: Convert to fraction form
    19,493.12/26,900.38 = 10,540.64/x
  3. Step 3: Cross multiply
    19,493.12x = 26,900.38 × 10,540.64
  4. Step 4: Simplify right side
    19,493.12x = 283,547,060.59
  5. Step 5: Solve for x
    x = 283,547,060.59/19,493.12
  6. Step 6: Final answer
    x = 14,546.01

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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.