Home / 25,021.68-34,538.60-14,415.54

Finding the Fourth Proportional to 25,021.68, 34,538.60 and 14,415.54

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Solution

The fourth proportional to 25,021.68, 34,538.60 and 14,415.54 is: 19,898.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.68 : 34,538.60 = 14,415.54 : x
  2. Step 2: Convert to fraction form
    25,021.68/34,538.60 = 14,415.54/x
  3. Step 3: Cross multiply
    25,021.68x = 34,538.60 × 14,415.54
  4. Step 4: Simplify right side
    25,021.68x = 497,892,497.77
  5. Step 5: Solve for x
    x = 497,892,497.77/25,021.68
  6. Step 6: Final answer
    x = 19,898.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.