Home / 35,916.96-53,863.27-12,218.16

Finding the Fourth Proportional to 35,916.96, 53,863.27 and 12,218.16

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Solution

The fourth proportional to 35,916.96, 53,863.27 and 12,218.16 is: 18,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,916.96 : 53,863.27 = 12,218.16 : x
  2. Step 2: Convert to fraction form
    35,916.96/53,863.27 = 12,218.16/x
  3. Step 3: Cross multiply
    35,916.96x = 53,863.27 × 12,218.16
  4. Step 4: Simplify right side
    35,916.96x = 658,110,222.43
  5. Step 5: Solve for x
    x = 658,110,222.43/35,916.96
  6. Step 6: Final answer
    x = 18,323.10

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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.