Home / 16,225.40-24,300.48-15,782.78

Finding the Fourth Proportional to 16,225.40, 24,300.48 and 15,782.78

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Solution

The fourth proportional to 16,225.40, 24,300.48 and 15,782.78 is: 23,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.40 : 24,300.48 = 15,782.78 : x
  2. Step 2: Convert to fraction form
    16,225.40/24,300.48 = 15,782.78/x
  3. Step 3: Cross multiply
    16,225.40x = 24,300.48 × 15,782.78
  4. Step 4: Simplify right side
    16,225.40x = 383,529,129.73
  5. Step 5: Solve for x
    x = 383,529,129.73/16,225.40
  6. Step 6: Final answer
    x = 23,637.58

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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.