Home / 14,618.10-20,159.73-9,580.50

Finding the Fourth Proportional to 14,618.10, 20,159.73 and 9,580.50

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Solution

The fourth proportional to 14,618.10, 20,159.73 and 9,580.50 is: 13,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.10 : 20,159.73 = 9,580.50 : x
  2. Step 2: Convert to fraction form
    14,618.10/20,159.73 = 9,580.50/x
  3. Step 3: Cross multiply
    14,618.10x = 20,159.73 × 9,580.50
  4. Step 4: Simplify right side
    14,618.10x = 193,140,293.27
  5. Step 5: Solve for x
    x = 193,140,293.27/14,618.10
  6. Step 6: Final answer
    x = 13,212.41

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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.