Home / 39,586.12-59,379.93-18,514.51

Finding the Fourth Proportional to 39,586.12, 59,379.93 and 18,514.51

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Solution

The fourth proportional to 39,586.12, 59,379.93 and 18,514.51 is: 27,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,586.12 : 59,379.93 = 18,514.51 : x
  2. Step 2: Convert to fraction form
    39,586.12/59,379.93 = 18,514.51/x
  3. Step 3: Cross multiply
    39,586.12x = 59,379.93 × 18,514.51
  4. Step 4: Simplify right side
    39,586.12x = 1,099,390,307.78
  5. Step 5: Solve for x
    x = 1,099,390,307.78/39,586.12
  6. Step 6: Final answer
    x = 27,772.12

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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.