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Finding the Fourth Proportional to 17,878.54, 24,669.84 and 10,323.67

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Solution

The fourth proportional to 17,878.54, 24,669.84 and 10,323.67 is: 14,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,878.54 : 24,669.84 = 10,323.67 : x
  2. Step 2: Convert to fraction form
    17,878.54/24,669.84 = 10,323.67/x
  3. Step 3: Cross multiply
    17,878.54x = 24,669.84 × 10,323.67
  4. Step 4: Simplify right side
    17,878.54x = 254,683,287.11
  5. Step 5: Solve for x
    x = 254,683,287.11/17,878.54
  6. Step 6: Final answer
    x = 14,245.19

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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.