Home / 23,980.39-35,970.55-6,450.23

Finding the Fourth Proportional to 23,980.39, 35,970.55 and 6,450.23

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Solution

The fourth proportional to 23,980.39, 35,970.55 and 6,450.23 is: 9,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.39 : 35,970.55 = 6,450.23 : x
  2. Step 2: Convert to fraction form
    23,980.39/35,970.55 = 6,450.23/x
  3. Step 3: Cross multiply
    23,980.39x = 35,970.55 × 6,450.23
  4. Step 4: Simplify right side
    23,980.39x = 232,018,394.53
  5. Step 5: Solve for x
    x = 232,018,394.53/23,980.39
  6. Step 6: Final answer
    x = 9,675.34

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Double scale
Find fourth proportional to 23,981.39, 35,972.05 and 6,451.23
Similar ratio
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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.