Home / 19,792.74-27,313.45-11,294.71

Finding the Fourth Proportional to 19,792.74, 27,313.45 and 11,294.71

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Solution

The fourth proportional to 19,792.74, 27,313.45 and 11,294.71 is: 15,586.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.74 : 27,313.45 = 11,294.71 : x
  2. Step 2: Convert to fraction form
    19,792.74/27,313.45 = 11,294.71/x
  3. Step 3: Cross multiply
    19,792.74x = 27,313.45 × 11,294.71
  4. Step 4: Simplify right side
    19,792.74x = 308,497,303.81
  5. Step 5: Solve for x
    x = 308,497,303.81/19,792.74
  6. Step 6: Final answer
    x = 15,586.39

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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.