Home / 14,569.03-20,104.93-8,903.76

Finding the Fourth Proportional to 14,569.03, 20,104.93 and 8,903.76

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Solution

The fourth proportional to 14,569.03, 20,104.93 and 8,903.76 is: 12,286.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.03 : 20,104.93 = 8,903.76 : x
  2. Step 2: Convert to fraction form
    14,569.03/20,104.93 = 8,903.76/x
  3. Step 3: Cross multiply
    14,569.03x = 20,104.93 × 8,903.76
  4. Step 4: Simplify right side
    14,569.03x = 179,009,471.54
  5. Step 5: Solve for x
    x = 179,009,471.54/14,569.03
  6. Step 6: Final answer
    x = 12,286.99

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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.