Home / 35,554.90-53,339.64-12,183.16

Finding the Fourth Proportional to 35,554.90, 53,339.64 and 12,183.16

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Solution

The fourth proportional to 35,554.90, 53,339.64 and 12,183.16 is: 18,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554.90 : 53,339.64 = 12,183.16 : x
  2. Step 2: Convert to fraction form
    35,554.90/53,339.64 = 12,183.16/x
  3. Step 3: Cross multiply
    35,554.90x = 53,339.64 × 12,183.16
  4. Step 4: Simplify right side
    35,554.90x = 649,845,368.46
  5. Step 5: Solve for x
    x = 649,845,368.46/35,554.90
  6. Step 6: Final answer
    x = 18,277.24

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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.