Home / 26,583.78-36,655.23-19,858.08

Finding the Fourth Proportional to 26,583.78, 36,655.23 and 19,858.08

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Solution

The fourth proportional to 26,583.78, 36,655.23 and 19,858.08 is: 27,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,583.78 : 36,655.23 = 19,858.08 : x
  2. Step 2: Convert to fraction form
    26,583.78/36,655.23 = 19,858.08/x
  3. Step 3: Cross multiply
    26,583.78x = 36,655.23 × 19,858.08
  4. Step 4: Simplify right side
    26,583.78x = 727,902,489.76
  5. Step 5: Solve for x
    x = 727,902,489.76/26,583.78
  6. Step 6: Final answer
    x = 27,381.45

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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.