Home / 26,987.31-37,242.56-15,051.42

Finding the Fourth Proportional to 26,987.31, 37,242.56 and 15,051.42

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Solution

The fourth proportional to 26,987.31, 37,242.56 and 15,051.42 is: 20,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.31 : 37,242.56 = 15,051.42 : x
  2. Step 2: Convert to fraction form
    26,987.31/37,242.56 = 15,051.42/x
  3. Step 3: Cross multiply
    26,987.31x = 37,242.56 × 15,051.42
  4. Step 4: Simplify right side
    26,987.31x = 560,553,450.06
  5. Step 5: Solve for x
    x = 560,553,450.06/26,987.31
  6. Step 6: Final answer
    x = 20,771.00

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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.