Home / 27,300.12-37,674-15,363.54

Finding the Fourth Proportional to 27,300.12, 37,674 and 15,363.54

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Solution

The fourth proportional to 27,300.12, 37,674 and 15,363.54 is: 21,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,300.12 : 37,674 = 15,363.54 : x
  2. Step 2: Convert to fraction form
    27,300.12/37,674 = 15,363.54/x
  3. Step 3: Cross multiply
    27,300.12x = 37,674 × 15,363.54
  4. Step 4: Simplify right side
    27,300.12x = 578,806,005.96
  5. Step 5: Solve for x
    x = 578,806,005.96/27,300.12
  6. Step 6: Final answer
    x = 21,201.59

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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.