Home / 14,392.04-19,861.25-8,018.64

Finding the Fourth Proportional to 14,392.04, 19,861.25 and 8,018.64

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Solution

The fourth proportional to 14,392.04, 19,861.25 and 8,018.64 is: 11,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.04 : 19,861.25 = 8,018.64 : x
  2. Step 2: Convert to fraction form
    14,392.04/19,861.25 = 8,018.64/x
  3. Step 3: Cross multiply
    14,392.04x = 19,861.25 × 8,018.64
  4. Step 4: Simplify right side
    14,392.04x = 159,260,173.61
  5. Step 5: Solve for x
    x = 159,260,173.61/14,392.04
  6. Step 6: Final answer
    x = 11,065.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.