Home / 23,900.81-32,987.18-13,829.54

Finding the Fourth Proportional to 23,900.81, 32,987.18 and 13,829.54

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Solution

The fourth proportional to 23,900.81, 32,987.18 and 13,829.54 is: 19,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,900.81 : 32,987.18 = 13,829.54 : x
  2. Step 2: Convert to fraction form
    23,900.81/32,987.18 = 13,829.54/x
  3. Step 3: Cross multiply
    23,900.81x = 32,987.18 × 13,829.54
  4. Step 4: Simplify right side
    23,900.81x = 456,197,394.94
  5. Step 5: Solve for x
    x = 456,197,394.94/23,900.81
  6. Step 6: Final answer
    x = 19,087.11

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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.