Home / 14,406.60-21,609.09-4,018.35

Finding the Fourth Proportional to 14,406.60, 21,609.09 and 4,018.35

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Solution

The fourth proportional to 14,406.60, 21,609.09 and 4,018.35 is: 6,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.60 : 21,609.09 = 4,018.35 : x
  2. Step 2: Convert to fraction form
    14,406.60/21,609.09 = 4,018.35/x
  3. Step 3: Cross multiply
    14,406.60x = 21,609.09 × 4,018.35
  4. Step 4: Simplify right side
    14,406.60x = 86,832,886.80
  5. Step 5: Solve for x
    x = 86,832,886.80/14,406.60
  6. Step 6: Final answer
    x = 6,027.30

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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.