Home / 23,110.44-31,885.02-13,677.18

Finding the Fourth Proportional to 23,110.44, 31,885.02 and 13,677.18

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Solution

The fourth proportional to 23,110.44, 31,885.02 and 13,677.18 is: 18,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.44 : 31,885.02 = 13,677.18 : x
  2. Step 2: Convert to fraction form
    23,110.44/31,885.02 = 13,677.18/x
  3. Step 3: Cross multiply
    23,110.44x = 31,885.02 × 13,677.18
  4. Step 4: Simplify right side
    23,110.44x = 436,097,157.84
  5. Step 5: Solve for x
    x = 436,097,157.84/23,110.44
  6. Step 6: Final answer
    x = 18,870.14

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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.