Home / 16,485.60-24,729.92-5,392.34

Finding the Fourth Proportional to 16,485.60, 24,729.92 and 5,392.34

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Solution

The fourth proportional to 16,485.60, 24,729.92 and 5,392.34 is: 8,089.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485.60 : 24,729.92 = 5,392.34 : x
  2. Step 2: Convert to fraction form
    16,485.60/24,729.92 = 5,392.34/x
  3. Step 3: Cross multiply
    16,485.60x = 24,729.92 × 5,392.34
  4. Step 4: Simplify right side
    16,485.60x = 133,352,136.81
  5. Step 5: Solve for x
    x = 133,352,136.81/16,485.60
  6. Step 6: Final answer
    x = 8,089.01

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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.