Home / 16,369.50-22,590.40-8,917.98

Finding the Fourth Proportional to 16,369.50, 22,590.40 and 8,917.98

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Solution

The fourth proportional to 16,369.50, 22,590.40 and 8,917.98 is: 12,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,369.50 : 22,590.40 = 8,917.98 : x
  2. Step 2: Convert to fraction form
    16,369.50/22,590.40 = 8,917.98/x
  3. Step 3: Cross multiply
    16,369.50x = 22,590.40 × 8,917.98
  4. Step 4: Simplify right side
    16,369.50x = 201,460,735.39
  5. Step 5: Solve for x
    x = 201,460,735.39/16,369.50
  6. Step 6: Final answer
    x = 12,307.08

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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.