Home / 14,532.72-21,779.91-5,762.85

Finding the Fourth Proportional to 14,532.72, 21,779.91 and 5,762.85

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Solution

The fourth proportional to 14,532.72, 21,779.91 and 5,762.85 is: 8,636.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.72 : 21,779.91 = 5,762.85 : x
  2. Step 2: Convert to fraction form
    14,532.72/21,779.91 = 5,762.85/x
  3. Step 3: Cross multiply
    14,532.72x = 21,779.91 × 5,762.85
  4. Step 4: Simplify right side
    14,532.72x = 125,514,354.34
  5. Step 5: Solve for x
    x = 125,514,354.34/14,532.72
  6. Step 6: Final answer
    x = 8,636.67

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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.