Home / 14,600.90-21,921.60-9,368.30

Finding the Fourth Proportional to 14,600.90, 21,921.60 and 9,368.30

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Solution

The fourth proportional to 14,600.90, 21,921.60 and 9,368.30 is: 14,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.90 : 21,921.60 = 9,368.30 : x
  2. Step 2: Convert to fraction form
    14,600.90/21,921.60 = 9,368.30/x
  3. Step 3: Cross multiply
    14,600.90x = 21,921.60 × 9,368.30
  4. Step 4: Simplify right side
    14,600.90x = 205,368,125.28
  5. Step 5: Solve for x
    x = 205,368,125.28/14,600.90
  6. Step 6: Final answer
    x = 14,065.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.