Home / 17,014.95-23,480.10-10,721.25

Finding the Fourth Proportional to 17,014.95, 23,480.10 and 10,721.25

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Solution

The fourth proportional to 17,014.95, 23,480.10 and 10,721.25 is: 14,794.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,014.95 : 23,480.10 = 10,721.25 : x
  2. Step 2: Convert to fraction form
    17,014.95/23,480.10 = 10,721.25/x
  3. Step 3: Cross multiply
    17,014.95x = 23,480.10 × 10,721.25
  4. Step 4: Simplify right side
    17,014.95x = 251,736,022.13
  5. Step 5: Solve for x
    x = 251,736,022.13/17,014.95
  6. Step 6: Final answer
    x = 14,794.99

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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.