Home / 17,938.69-24,755.40-10,486.69

Finding the Fourth Proportional to 17,938.69, 24,755.40 and 10,486.69

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Solution

The fourth proportional to 17,938.69, 24,755.40 and 10,486.69 is: 14,471.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.69 : 24,755.40 = 10,486.69 : x
  2. Step 2: Convert to fraction form
    17,938.69/24,755.40 = 10,486.69/x
  3. Step 3: Cross multiply
    17,938.69x = 24,755.40 × 10,486.69
  4. Step 4: Simplify right side
    17,938.69x = 259,602,143.74
  5. Step 5: Solve for x
    x = 259,602,143.74/17,938.69
  6. Step 6: Final answer
    x = 14,471.64

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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.