Home / 23,188.67-31,964.85-14,219.54

Finding the Fourth Proportional to 23,188.67, 31,964.85 and 14,219.54

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Solution

The fourth proportional to 23,188.67, 31,964.85 and 14,219.54 is: 19,601.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,188.67 : 31,964.85 = 14,219.54 : x
  2. Step 2: Convert to fraction form
    23,188.67/31,964.85 = 14,219.54/x
  3. Step 3: Cross multiply
    23,188.67x = 31,964.85 × 14,219.54
  4. Step 4: Simplify right side
    23,188.67x = 454,525,303.34
  5. Step 5: Solve for x
    x = 454,525,303.34/23,188.67
  6. Step 6: Final answer
    x = 19,601.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.