Home / 19,440.74-29,215.95-11,544.62

Finding the Fourth Proportional to 19,440.74, 29,215.95 and 11,544.62

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Solution

The fourth proportional to 19,440.74, 29,215.95 and 11,544.62 is: 17,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.74 : 29,215.95 = 11,544.62 : x
  2. Step 2: Convert to fraction form
    19,440.74/29,215.95 = 11,544.62/x
  3. Step 3: Cross multiply
    19,440.74x = 29,215.95 × 11,544.62
  4. Step 4: Simplify right side
    19,440.74x = 337,286,894.61
  5. Step 5: Solve for x
    x = 337,286,894.61/19,440.74
  6. Step 6: Final answer
    x = 17,349.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.