Home / 14,402.26-19,874.43-8,029.55

Finding the Fourth Proportional to 14,402.26, 19,874.43 and 8,029.55

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Solution

The fourth proportional to 14,402.26, 19,874.43 and 8,029.55 is: 11,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.26 : 19,874.43 = 8,029.55 : x
  2. Step 2: Convert to fraction form
    14,402.26/19,874.43 = 8,029.55/x
  3. Step 3: Cross multiply
    14,402.26x = 19,874.43 × 8,029.55
  4. Step 4: Simplify right side
    14,402.26x = 159,582,779.09
  5. Step 5: Solve for x
    x = 159,582,779.09/14,402.26
  6. Step 6: Final answer
    x = 11,080.40

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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.