Home / 27,437.37-37,861.34-15,501.75

Finding the Fourth Proportional to 27,437.37, 37,861.34 and 15,501.75

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Solution

The fourth proportional to 27,437.37, 37,861.34 and 15,501.75 is: 21,391.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,437.37 : 37,861.34 = 15,501.75 : x
  2. Step 2: Convert to fraction form
    27,437.37/37,861.34 = 15,501.75/x
  3. Step 3: Cross multiply
    27,437.37x = 37,861.34 × 15,501.75
  4. Step 4: Simplify right side
    27,437.37x = 586,916,949.84
  5. Step 5: Solve for x
    x = 586,916,949.84/27,437.37
  6. Step 6: Final answer
    x = 21,391.15

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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.