Home / 25,281.60-37,924.48-15,415.68

Finding the Fourth Proportional to 25,281.60, 37,924.48 and 15,415.68

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Solution

The fourth proportional to 25,281.60, 37,924.48 and 15,415.68 is: 23,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.60 : 37,924.48 = 15,415.68 : x
  2. Step 2: Convert to fraction form
    25,281.60/37,924.48 = 15,415.68/x
  3. Step 3: Cross multiply
    25,281.60x = 37,924.48 × 15,415.68
  4. Step 4: Simplify right side
    25,281.60x = 584,631,647.85
  5. Step 5: Solve for x
    x = 584,631,647.85/25,281.60
  6. Step 6: Final answer
    x = 23,124.79

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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.