Home / 27,427.56-37,850.40-15,327.51

Finding the Fourth Proportional to 27,427.56, 37,850.40 and 15,327.51

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Solution

The fourth proportional to 27,427.56, 37,850.40 and 15,327.51 is: 21,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.56 : 37,850.40 = 15,327.51 : x
  2. Step 2: Convert to fraction form
    27,427.56/37,850.40 = 15,327.51/x
  3. Step 3: Cross multiply
    27,427.56x = 37,850.40 × 15,327.51
  4. Step 4: Simplify right side
    27,427.56x = 580,152,384.50
  5. Step 5: Solve for x
    x = 580,152,384.50/27,427.56
  6. Step 6: Final answer
    x = 21,152.17

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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.