Home / 19,040.04-28,530.77-7,937.37

Finding the Fourth Proportional to 19,040.04, 28,530.77 and 7,937.37

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Solution

The fourth proportional to 19,040.04, 28,530.77 and 7,937.37 is: 11,893.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.04 : 28,530.77 = 7,937.37 : x
  2. Step 2: Convert to fraction form
    19,040.04/28,530.77 = 7,937.37/x
  3. Step 3: Cross multiply
    19,040.04x = 28,530.77 × 7,937.37
  4. Step 4: Simplify right side
    19,040.04x = 226,459,238.19
  5. Step 5: Solve for x
    x = 226,459,238.19/19,040.04
  6. Step 6: Final answer
    x = 11,893.84

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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.