Home / 25,779.05-38,668.53-7,059.23

Finding the Fourth Proportional to 25,779.05, 38,668.53 and 7,059.23

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Solution

The fourth proportional to 25,779.05, 38,668.53 and 7,059.23 is: 10,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779.05 : 38,668.53 = 7,059.23 : x
  2. Step 2: Convert to fraction form
    25,779.05/38,668.53 = 7,059.23/x
  3. Step 3: Cross multiply
    25,779.05x = 38,668.53 × 7,059.23
  4. Step 4: Simplify right side
    25,779.05x = 272,969,853.69
  5. Step 5: Solve for x
    x = 272,969,853.69/25,779.05
  6. Step 6: Final answer
    x = 10,588.83

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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.