Home / 30,077.42-41,525.68-19,326.64

Finding the Fourth Proportional to 30,077.42, 41,525.68 and 19,326.64

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Solution

The fourth proportional to 30,077.42, 41,525.68 and 19,326.64 is: 26,682.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.42 : 41,525.68 = 19,326.64 : x
  2. Step 2: Convert to fraction form
    30,077.42/41,525.68 = 19,326.64/x
  3. Step 3: Cross multiply
    30,077.42x = 41,525.68 × 19,326.64
  4. Step 4: Simplify right side
    30,077.42x = 802,551,868.12
  5. Step 5: Solve for x
    x = 802,551,868.12/30,077.42
  6. Step 6: Final answer
    x = 26,682.87

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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.