Home / 17,391.95-23,998.70-10,317

Finding the Fourth Proportional to 17,391.95, 23,998.70 and 10,317

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Solution

The fourth proportional to 17,391.95, 23,998.70 and 10,317 is: 14,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.95 : 23,998.70 = 10,317 : x
  2. Step 2: Convert to fraction form
    17,391.95/23,998.70 = 10,317/x
  3. Step 3: Cross multiply
    17,391.95x = 23,998.70 × 10,317
  4. Step 4: Simplify right side
    17,391.95x = 247,594,536.32
  5. Step 5: Solve for x
    x = 247,594,536.32/17,391.95
  6. Step 6: Final answer
    x = 14,236.16

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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.