Home / 27,501.89-37,950.06-15,563.30

Finding the Fourth Proportional to 27,501.89, 37,950.06 and 15,563.30

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Solution

The fourth proportional to 27,501.89, 37,950.06 and 15,563.30 is: 21,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.89 : 37,950.06 = 15,563.30 : x
  2. Step 2: Convert to fraction form
    27,501.89/37,950.06 = 15,563.30/x
  3. Step 3: Cross multiply
    27,501.89x = 37,950.06 × 15,563.30
  4. Step 4: Simplify right side
    27,501.89x = 590,627,979.05
  5. Step 5: Solve for x
    x = 590,627,979.05/27,501.89
  6. Step 6: Final answer
    x = 21,475.91

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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.