Home / 14,228.85-21,337.35-4,866.98

Finding the Fourth Proportional to 14,228.85, 21,337.35 and 4,866.98

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Solution

The fourth proportional to 14,228.85, 21,337.35 and 4,866.98 is: 7,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.85 : 21,337.35 = 4,866.98 : x
  2. Step 2: Convert to fraction form
    14,228.85/21,337.35 = 4,866.98/x
  3. Step 3: Cross multiply
    14,228.85x = 21,337.35 × 4,866.98
  4. Step 4: Simplify right side
    14,228.85x = 103,848,349.02
  5. Step 5: Solve for x
    x = 103,848,349.02/14,228.85
  6. Step 6: Final answer
    x = 7,298.44

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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.