Home / 14,331.72-19,779.75-8,044.50

Finding the Fourth Proportional to 14,331.72, 19,779.75 and 8,044.50

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Solution

The fourth proportional to 14,331.72, 19,779.75 and 8,044.50 is: 11,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.72 : 19,779.75 = 8,044.50 : x
  2. Step 2: Convert to fraction form
    14,331.72/19,779.75 = 8,044.50/x
  3. Step 3: Cross multiply
    14,331.72x = 19,779.75 × 8,044.50
  4. Step 4: Simplify right side
    14,331.72x = 159,118,198.88
  5. Step 5: Solve for x
    x = 159,118,198.88/14,331.72
  6. Step 6: Final answer
    x = 11,102.52

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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.