Home / 14,871.62-22,307.34-3,778.28

Finding the Fourth Proportional to 14,871.62, 22,307.34 and 3,778.28

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Solution

The fourth proportional to 14,871.62, 22,307.34 and 3,778.28 is: 5,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.62 : 22,307.34 = 3,778.28 : x
  2. Step 2: Convert to fraction form
    14,871.62/22,307.34 = 3,778.28/x
  3. Step 3: Cross multiply
    14,871.62x = 22,307.34 × 3,778.28
  4. Step 4: Simplify right side
    14,871.62x = 84,283,376.58
  5. Step 5: Solve for x
    x = 84,283,376.58/14,871.62
  6. Step 6: Final answer
    x = 5,667.40

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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.