Home / 15,779.75-23,647.06-11,586.86

Finding the Fourth Proportional to 15,779.75, 23,647.06 and 11,586.86

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Solution

The fourth proportional to 15,779.75, 23,647.06 and 11,586.86 is: 17,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779.75 : 23,647.06 = 11,586.86 : x
  2. Step 2: Convert to fraction form
    15,779.75/23,647.06 = 11,586.86/x
  3. Step 3: Cross multiply
    15,779.75x = 23,647.06 × 11,586.86
  4. Step 4: Simplify right side
    15,779.75x = 273,995,124.64
  5. Step 5: Solve for x
    x = 273,995,124.64/15,779.75
  6. Step 6: Final answer
    x = 17,363.72

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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.