Home / 14,235.02-21,353.55-5,469.93

Finding the Fourth Proportional to 14,235.02, 21,353.55 and 5,469.93

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Solution

The fourth proportional to 14,235.02, 21,353.55 and 5,469.93 is: 8,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.02 : 21,353.55 = 5,469.93 : x
  2. Step 2: Convert to fraction form
    14,235.02/21,353.55 = 5,469.93/x
  3. Step 3: Cross multiply
    14,235.02x = 21,353.55 × 5,469.93
  4. Step 4: Simplify right side
    14,235.02x = 116,802,423.75
  5. Step 5: Solve for x
    x = 116,802,423.75/14,235.02
  6. Step 6: Final answer
    x = 8,205.29

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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.