Home / 30,071.88-41,497.47-16,642.33

Finding the Fourth Proportional to 30,071.88, 41,497.47 and 16,642.33

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Solution

The fourth proportional to 30,071.88, 41,497.47 and 16,642.33 is: 22,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071.88 : 41,497.47 = 16,642.33 : x
  2. Step 2: Convert to fraction form
    30,071.88/41,497.47 = 16,642.33/x
  3. Step 3: Cross multiply
    30,071.88x = 41,497.47 × 16,642.33
  4. Step 4: Simplify right side
    30,071.88x = 690,614,585.40
  5. Step 5: Solve for x
    x = 690,614,585.40/30,071.88
  6. Step 6: Final answer
    x = 22,965.46

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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.