Home / 14,023.50-21,038.28-4,163.46

Finding the Fourth Proportional to 14,023.50, 21,038.28 and 4,163.46

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Solution

The fourth proportional to 14,023.50, 21,038.28 and 4,163.46 is: 6,246.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.50 : 21,038.28 = 4,163.46 : x
  2. Step 2: Convert to fraction form
    14,023.50/21,038.28 = 4,163.46/x
  3. Step 3: Cross multiply
    14,023.50x = 21,038.28 × 4,163.46
  4. Step 4: Simplify right side
    14,023.50x = 87,592,037.25
  5. Step 5: Solve for x
    x = 87,592,037.25/14,023.50
  6. Step 6: Final answer
    x = 6,246.09

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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.