Home / 14,021.12-19,348.44-8,052.32

Finding the Fourth Proportional to 14,021.12, 19,348.44 and 8,052.32

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Solution

The fourth proportional to 14,021.12, 19,348.44 and 8,052.32 is: 11,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.12 : 19,348.44 = 8,052.32 : x
  2. Step 2: Convert to fraction form
    14,021.12/19,348.44 = 8,052.32/x
  3. Step 3: Cross multiply
    14,021.12x = 19,348.44 × 8,052.32
  4. Step 4: Simplify right side
    14,021.12x = 155,799,830.38
  5. Step 5: Solve for x
    x = 155,799,830.38/14,021.12
  6. Step 6: Final answer
    x = 11,111.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.