Home / 12,050.05-18,051.67-8,881.74

Finding the Fourth Proportional to 12,050.05, 18,051.67 and 8,881.74

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Solution

The fourth proportional to 12,050.05, 18,051.67 and 8,881.74 is: 13,305.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.05 : 18,051.67 = 8,881.74 : x
  2. Step 2: Convert to fraction form
    12,050.05/18,051.67 = 8,881.74/x
  3. Step 3: Cross multiply
    12,050.05x = 18,051.67 × 8,881.74
  4. Step 4: Simplify right side
    12,050.05x = 160,330,239.51
  5. Step 5: Solve for x
    x = 160,330,239.51/12,050.05
  6. Step 6: Final answer
    x = 13,305.36

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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.