Home / 14,390.38-21,586.65-4,002.13

Finding the Fourth Proportional to 14,390.38, 21,586.65 and 4,002.13

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Solution

The fourth proportional to 14,390.38, 21,586.65 and 4,002.13 is: 6,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390.38 : 21,586.65 = 4,002.13 : x
  2. Step 2: Convert to fraction form
    14,390.38/21,586.65 = 4,002.13/x
  3. Step 3: Cross multiply
    14,390.38x = 21,586.65 × 4,002.13
  4. Step 4: Simplify right side
    14,390.38x = 86,392,579.56
  5. Step 5: Solve for x
    x = 86,392,579.56/14,390.38
  6. Step 6: Final answer
    x = 6,003.50

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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.