Home / 30,203.32-41,681.75-16,775.59

Finding the Fourth Proportional to 30,203.32, 41,681.75 and 16,775.59

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Solution

The fourth proportional to 30,203.32, 41,681.75 and 16,775.59 is: 23,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.32 : 41,681.75 = 16,775.59 : x
  2. Step 2: Convert to fraction form
    30,203.32/41,681.75 = 16,775.59/x
  3. Step 3: Cross multiply
    30,203.32x = 41,681.75 × 16,775.59
  4. Step 4: Simplify right side
    30,203.32x = 699,235,948.48
  5. Step 5: Solve for x
    x = 699,235,948.48/30,203.32
  6. Step 6: Final answer
    x = 23,150.96

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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.