Home / 14,554.80-21,829.32-6,654.87

Finding the Fourth Proportional to 14,554.80, 21,829.32 and 6,654.87

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Solution

The fourth proportional to 14,554.80, 21,829.32 and 6,654.87 is: 9,980.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.80 : 21,829.32 = 6,654.87 : x
  2. Step 2: Convert to fraction form
    14,554.80/21,829.32 = 6,654.87/x
  3. Step 3: Cross multiply
    14,554.80x = 21,829.32 × 6,654.87
  4. Step 4: Simplify right side
    14,554.80x = 145,271,286.79
  5. Step 5: Solve for x
    x = 145,271,286.79/14,554.80
  6. Step 6: Final answer
    x = 9,980.99

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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.