Home / 14,446.04-19,935.60-8,158.48

Finding the Fourth Proportional to 14,446.04, 19,935.60 and 8,158.48

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Solution

The fourth proportional to 14,446.04, 19,935.60 and 8,158.48 is: 11,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.04 : 19,935.60 = 8,158.48 : x
  2. Step 2: Convert to fraction form
    14,446.04/19,935.60 = 8,158.48/x
  3. Step 3: Cross multiply
    14,446.04x = 19,935.60 × 8,158.48
  4. Step 4: Simplify right side
    14,446.04x = 162,644,193.89
  5. Step 5: Solve for x
    x = 162,644,193.89/14,446.04
  6. Step 6: Final answer
    x = 11,258.74

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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.