Home / 30,282.62-45,358.26-14,667.50

Finding the Fourth Proportional to 30,282.62, 45,358.26 and 14,667.50

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Solution

The fourth proportional to 30,282.62, 45,358.26 and 14,667.50 is: 21,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.62 : 45,358.26 = 14,667.50 : x
  2. Step 2: Convert to fraction form
    30,282.62/45,358.26 = 14,667.50/x
  3. Step 3: Cross multiply
    30,282.62x = 45,358.26 × 14,667.50
  4. Step 4: Simplify right side
    30,282.62x = 665,292,278.55
  5. Step 5: Solve for x
    x = 665,292,278.55/30,282.62
  6. Step 6: Final answer
    x = 21,969.44

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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.