Home / 26,767.51-36,939.80-15,437.49

Finding the Fourth Proportional to 26,767.51, 36,939.80 and 15,437.49

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Solution

The fourth proportional to 26,767.51, 36,939.80 and 15,437.49 is: 21,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.51 : 36,939.80 = 15,437.49 : x
  2. Step 2: Convert to fraction form
    26,767.51/36,939.80 = 15,437.49/x
  3. Step 3: Cross multiply
    26,767.51x = 36,939.80 × 15,437.49
  4. Step 4: Simplify right side
    26,767.51x = 570,257,606.34
  5. Step 5: Solve for x
    x = 570,257,606.34/26,767.51
  6. Step 6: Final answer
    x = 21,304.09

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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.