Home / 14,997.95-22,520.04-12,688.30

Finding the Fourth Proportional to 14,997.95, 22,520.04 and 12,688.30

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Solution

The fourth proportional to 14,997.95, 22,520.04 and 12,688.30 is: 19,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,997.95 : 22,520.04 = 12,688.30 : x
  2. Step 2: Convert to fraction form
    14,997.95/22,520.04 = 12,688.30/x
  3. Step 3: Cross multiply
    14,997.95x = 22,520.04 × 12,688.30
  4. Step 4: Simplify right side
    14,997.95x = 285,741,099.26
  5. Step 5: Solve for x
    x = 285,741,099.26/14,997.95
  6. Step 6: Final answer
    x = 19,052.01

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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.