Home / 14,014.79-21,027.65-8,088.54

Finding the Fourth Proportional to 14,014.79, 21,027.65 and 8,088.54

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Solution

The fourth proportional to 14,014.79, 21,027.65 and 8,088.54 is: 12,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.79 : 21,027.65 = 8,088.54 : x
  2. Step 2: Convert to fraction form
    14,014.79/21,027.65 = 8,088.54/x
  3. Step 3: Cross multiply
    14,014.79x = 21,027.65 × 8,088.54
  4. Step 4: Simplify right side
    14,014.79x = 170,082,947.69
  5. Step 5: Solve for x
    x = 170,082,947.69/14,014.79
  6. Step 6: Final answer
    x = 12,135.97

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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.