Home / 14,027.01-21,040.65-3,638.76

Finding the Fourth Proportional to 14,027.01, 21,040.65 and 3,638.76

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Solution

The fourth proportional to 14,027.01, 21,040.65 and 3,638.76 is: 5,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.01 : 21,040.65 = 3,638.76 : x
  2. Step 2: Convert to fraction form
    14,027.01/21,040.65 = 3,638.76/x
  3. Step 3: Cross multiply
    14,027.01x = 21,040.65 × 3,638.76
  4. Step 4: Simplify right side
    14,027.01x = 76,561,875.59
  5. Step 5: Solve for x
    x = 76,561,875.59/14,027.01
  6. Step 6: Final answer
    x = 5,458.18

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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.