Home / 14,319.40-21,482.52-5,994.78

Finding the Fourth Proportional to 14,319.40, 21,482.52 and 5,994.78

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Solution

The fourth proportional to 14,319.40, 21,482.52 and 5,994.78 is: 8,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.40 : 21,482.52 = 5,994.78 : x
  2. Step 2: Convert to fraction form
    14,319.40/21,482.52 = 5,994.78/x
  3. Step 3: Cross multiply
    14,319.40x = 21,482.52 × 5,994.78
  4. Step 4: Simplify right side
    14,319.40x = 128,782,981.25
  5. Step 5: Solve for x
    x = 128,782,981.25/14,319.40
  6. Step 6: Final answer
    x = 8,993.60

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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.