Home / 14,724.54-22,031.73-8,779.68

Finding the Fourth Proportional to 14,724.54, 22,031.73 and 8,779.68

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Solution

The fourth proportional to 14,724.54, 22,031.73 and 8,779.68 is: 13,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.54 : 22,031.73 = 8,779.68 : x
  2. Step 2: Convert to fraction form
    14,724.54/22,031.73 = 8,779.68/x
  3. Step 3: Cross multiply
    14,724.54x = 22,031.73 × 8,779.68
  4. Step 4: Simplify right side
    14,724.54x = 193,431,539.25
  5. Step 5: Solve for x
    x = 193,431,539.25/14,724.54
  6. Step 6: Final answer
    x = 13,136.68

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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.