Home / 27,434.55-37,861.07-15,501.73

Finding the Fourth Proportional to 27,434.55, 37,861.07 and 15,501.73

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Solution

The fourth proportional to 27,434.55, 37,861.07 and 15,501.73 is: 21,393.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434.55 : 37,861.07 = 15,501.73 : x
  2. Step 2: Convert to fraction form
    27,434.55/37,861.07 = 15,501.73/x
  3. Step 3: Cross multiply
    27,434.55x = 37,861.07 × 15,501.73
  4. Step 4: Simplify right side
    27,434.55x = 586,912,070.68
  5. Step 5: Solve for x
    x = 586,912,070.68/27,434.55
  6. Step 6: Final answer
    x = 21,393.17

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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.