Home / 29,986.73-41,366.74-17,878.67

Finding the Fourth Proportional to 29,986.73, 41,366.74 and 17,878.67

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Solution

The fourth proportional to 29,986.73, 41,366.74 and 17,878.67 is: 24,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,986.73 : 41,366.74 = 17,878.67 : x
  2. Step 2: Convert to fraction form
    29,986.73/41,366.74 = 17,878.67/x
  3. Step 3: Cross multiply
    29,986.73x = 41,366.74 × 17,878.67
  4. Step 4: Simplify right side
    29,986.73x = 739,582,248.74
  5. Step 5: Solve for x
    x = 739,582,248.74/29,986.73
  6. Step 6: Final answer
    x = 24,663.65

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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.