Home / 14,555.40-21,804.30-8,694.60

Finding the Fourth Proportional to 14,555.40, 21,804.30 and 8,694.60

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Solution

The fourth proportional to 14,555.40, 21,804.30 and 8,694.60 is: 13,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.40 : 21,804.30 = 8,694.60 : x
  2. Step 2: Convert to fraction form
    14,555.40/21,804.30 = 8,694.60/x
  3. Step 3: Cross multiply
    14,555.40x = 21,804.30 × 8,694.60
  4. Step 4: Simplify right side
    14,555.40x = 189,579,666.78
  5. Step 5: Solve for x
    x = 189,579,666.78/14,555.40
  6. Step 6: Final answer
    x = 13,024.70

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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.