Home / 35,382.24-53,074.08-12,008.64

Finding the Fourth Proportional to 35,382.24, 53,074.08 and 12,008.64

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Solution

The fourth proportional to 35,382.24, 53,074.08 and 12,008.64 is: 18,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,382.24 : 53,074.08 = 12,008.64 : x
  2. Step 2: Convert to fraction form
    35,382.24/53,074.08 = 12,008.64/x
  3. Step 3: Cross multiply
    35,382.24x = 53,074.08 × 12,008.64
  4. Step 4: Simplify right side
    35,382.24x = 637,347,520.05
  5. Step 5: Solve for x
    x = 637,347,520.05/35,382.24
  6. Step 6: Final answer
    x = 18,013.20

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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.