Home / 30,178.33-45,266.71-14,394.52

Finding the Fourth Proportional to 30,178.33, 45,266.71 and 14,394.52

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Solution

The fourth proportional to 30,178.33, 45,266.71 and 14,394.52 is: 21,591.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,178.33 : 45,266.71 = 14,394.52 : x
  2. Step 2: Convert to fraction form
    30,178.33/45,266.71 = 14,394.52/x
  3. Step 3: Cross multiply
    30,178.33x = 45,266.71 × 14,394.52
  4. Step 4: Simplify right side
    30,178.33x = 651,592,562.43
  5. Step 5: Solve for x
    x = 651,592,562.43/30,178.33
  6. Step 6: Final answer
    x = 21,591.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.