Home / 14,477.92-19,982.66-8,814.50

Finding the Fourth Proportional to 14,477.92, 19,982.66 and 8,814.50

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Solution

The fourth proportional to 14,477.92, 19,982.66 and 8,814.50 is: 12,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.92 : 19,982.66 = 8,814.50 : x
  2. Step 2: Convert to fraction form
    14,477.92/19,982.66 = 8,814.50/x
  3. Step 3: Cross multiply
    14,477.92x = 19,982.66 × 8,814.50
  4. Step 4: Simplify right side
    14,477.92x = 176,137,156.57
  5. Step 5: Solve for x
    x = 176,137,156.57/14,477.92
  6. Step 6: Final answer
    x = 12,165.92

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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.