Home / 14,723.84-22,089.60-8,917.76

Finding the Fourth Proportional to 14,723.84, 22,089.60 and 8,917.76

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Solution

The fourth proportional to 14,723.84, 22,089.60 and 8,917.76 is: 13,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.84 : 22,089.60 = 8,917.76 : x
  2. Step 2: Convert to fraction form
    14,723.84/22,089.60 = 8,917.76/x
  3. Step 3: Cross multiply
    14,723.84x = 22,089.60 × 8,917.76
  4. Step 4: Simplify right side
    14,723.84x = 196,989,751.30
  5. Step 5: Solve for x
    x = 196,989,751.30/14,723.84
  6. Step 6: Final answer
    x = 13,378.97

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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.