Home / 30,965.60-46,415.28-14,306.24

Finding the Fourth Proportional to 30,965.60, 46,415.28 and 14,306.24

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Solution

The fourth proportional to 30,965.60, 46,415.28 and 14,306.24 is: 21,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965.60 : 46,415.28 = 14,306.24 : x
  2. Step 2: Convert to fraction form
    30,965.60/46,415.28 = 14,306.24/x
  3. Step 3: Cross multiply
    30,965.60x = 46,415.28 × 14,306.24
  4. Step 4: Simplify right side
    30,965.60x = 664,028,135.35
  5. Step 5: Solve for x
    x = 664,028,135.35/30,965.60
  6. Step 6: Final answer
    x = 21,444.06

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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.