Home / 14,515.00-20,032.56-8,547.23

Finding the Fourth Proportional to 14,515.00, 20,032.56 and 8,547.23

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Solution

The fourth proportional to 14,515.00, 20,032.56 and 8,547.23 is: 11,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.00 : 20,032.56 = 8,547.23 : x
  2. Step 2: Convert to fraction form
    14,515.00/20,032.56 = 8,547.23/x
  3. Step 3: Cross multiply
    14,515.00x = 20,032.56 × 8,547.23
  4. Step 4: Simplify right side
    14,515.00x = 171,222,835.21
  5. Step 5: Solve for x
    x = 171,222,835.21/14,515.00
  6. Step 6: Final answer
    x = 11,796.27

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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.