Home / 12,999.23-17,922.66-10,848.86

Finding the Fourth Proportional to 12,999.23, 17,922.66 and 10,848.86

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Solution

The fourth proportional to 12,999.23, 17,922.66 and 10,848.86 is: 14,957.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999.23 : 17,922.66 = 10,848.86 : x
  2. Step 2: Convert to fraction form
    12,999.23/17,922.66 = 10,848.86/x
  3. Step 3: Cross multiply
    12,999.23x = 17,922.66 × 10,848.86
  4. Step 4: Simplify right side
    12,999.23x = 194,440,429.17
  5. Step 5: Solve for x
    x = 194,440,429.17/12,999.23
  6. Step 6: Final answer
    x = 14,957.84

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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.