Home / 14,223.60-21,337.92-6,823.08

Finding the Fourth Proportional to 14,223.60, 21,337.92 and 6,823.08

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Solution

The fourth proportional to 14,223.60, 21,337.92 and 6,823.08 is: 10,235.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.60 : 21,337.92 = 6,823.08 : x
  2. Step 2: Convert to fraction form
    14,223.60/21,337.92 = 6,823.08/x
  3. Step 3: Cross multiply
    14,223.60x = 21,337.92 × 6,823.08
  4. Step 4: Simplify right side
    14,223.60x = 145,590,335.19
  5. Step 5: Solve for x
    x = 145,590,335.19/14,223.60
  6. Step 6: Final answer
    x = 10,235.83

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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.