Home / 14,568.08-20,106.24-9,265.28

Finding the Fourth Proportional to 14,568.08, 20,106.24 and 9,265.28

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Solution

The fourth proportional to 14,568.08, 20,106.24 and 9,265.28 is: 12,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568.08 : 20,106.24 = 9,265.28 : x
  2. Step 2: Convert to fraction form
    14,568.08/20,106.24 = 9,265.28/x
  3. Step 3: Cross multiply
    14,568.08x = 20,106.24 × 9,265.28
  4. Step 4: Simplify right side
    14,568.08x = 186,289,943.35
  5. Step 5: Solve for x
    x = 186,289,943.35/14,568.08
  6. Step 6: Final answer
    x = 12,787.54

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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.