Home / 14,652.08-20,222.72-11,459.04

Finding the Fourth Proportional to 14,652.08, 20,222.72 and 11,459.04

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Solution

The fourth proportional to 14,652.08, 20,222.72 and 11,459.04 is: 15,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.08 : 20,222.72 = 11,459.04 : x
  2. Step 2: Convert to fraction form
    14,652.08/20,222.72 = 11,459.04/x
  3. Step 3: Cross multiply
    14,652.08x = 20,222.72 × 11,459.04
  4. Step 4: Simplify right side
    14,652.08x = 231,732,957.39
  5. Step 5: Solve for x
    x = 231,732,957.39/14,652.08
  6. Step 6: Final answer
    x = 15,815.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.