Home / 30,017.36-41,422.59-16,588.32

Finding the Fourth Proportional to 30,017.36, 41,422.59 and 16,588.32

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Solution

The fourth proportional to 30,017.36, 41,422.59 and 16,588.32 is: 22,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.36 : 41,422.59 = 16,588.32 : x
  2. Step 2: Convert to fraction form
    30,017.36/41,422.59 = 16,588.32/x
  3. Step 3: Cross multiply
    30,017.36x = 41,422.59 × 16,588.32
  4. Step 4: Simplify right side
    30,017.36x = 687,131,178.15
  5. Step 5: Solve for x
    x = 687,131,178.15/30,017.36
  6. Step 6: Final answer
    x = 22,891.13

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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.