Home / 25,929.60-38,804.80-15,548.80

Finding the Fourth Proportional to 25,929.60, 38,804.80 and 15,548.80

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Solution

The fourth proportional to 25,929.60, 38,804.80 and 15,548.80 is: 23,269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.60 : 38,804.80 = 15,548.80 : x
  2. Step 2: Convert to fraction form
    25,929.60/38,804.80 = 15,548.80/x
  3. Step 3: Cross multiply
    25,929.60x = 38,804.80 × 15,548.80
  4. Step 4: Simplify right side
    25,929.60x = 603,368,074.24
  5. Step 5: Solve for x
    x = 603,368,074.24/25,929.60
  6. Step 6: Final answer
    x = 23,269.47

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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.