Home / 30,118.99-41,561.25-17,373.34

Finding the Fourth Proportional to 30,118.99, 41,561.25 and 17,373.34

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Solution

The fourth proportional to 30,118.99, 41,561.25 and 17,373.34 is: 23,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,118.99 : 41,561.25 = 17,373.34 : x
  2. Step 2: Convert to fraction form
    30,118.99/41,561.25 = 17,373.34/x
  3. Step 3: Cross multiply
    30,118.99x = 41,561.25 × 17,373.34
  4. Step 4: Simplify right side
    30,118.99x = 722,057,727.08
  5. Step 5: Solve for x
    x = 722,057,727.08/30,118.99
  6. Step 6: Final answer
    x = 23,973.50

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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.