Home / 14,563.31-20,099.67-8,901.35

Finding the Fourth Proportional to 14,563.31, 20,099.67 and 8,901.35

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Solution

The fourth proportional to 14,563.31, 20,099.67 and 8,901.35 is: 12,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.31 : 20,099.67 = 8,901.35 : x
  2. Step 2: Convert to fraction form
    14,563.31/20,099.67 = 8,901.35/x
  3. Step 3: Cross multiply
    14,563.31x = 20,099.67 × 8,901.35
  4. Step 4: Simplify right side
    14,563.31x = 178,914,097.06
  5. Step 5: Solve for x
    x = 178,914,097.06/14,563.31
  6. Step 6: Final answer
    x = 12,285.26

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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.