Home / 15,015.40-22,523.10-14,298.60

Finding the Fourth Proportional to 15,015.40, 22,523.10 and 14,298.60

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Solution

The fourth proportional to 15,015.40, 22,523.10 and 14,298.60 is: 21,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015.40 : 22,523.10 = 14,298.60 : x
  2. Step 2: Convert to fraction form
    15,015.40/22,523.10 = 14,298.60/x
  3. Step 3: Cross multiply
    15,015.40x = 22,523.10 × 14,298.60
  4. Step 4: Simplify right side
    15,015.40x = 322,048,797.66
  5. Step 5: Solve for x
    x = 322,048,797.66/15,015.40
  6. Step 6: Final answer
    x = 21,447.90

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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.