Home / 39,530.16-59,303.88-11,826

Finding the Fourth Proportional to 39,530.16, 59,303.88 and 11,826

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Solution

The fourth proportional to 39,530.16, 59,303.88 and 11,826 is: 17,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,530.16 : 59,303.88 = 11,826 : x
  2. Step 2: Convert to fraction form
    39,530.16/59,303.88 = 11,826/x
  3. Step 3: Cross multiply
    39,530.16x = 59,303.88 × 11,826
  4. Step 4: Simplify right side
    39,530.16x = 701,327,684.88
  5. Step 5: Solve for x
    x = 701,327,684.88/39,530.16
  6. Step 6: Final answer
    x = 17,741.58

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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.