Home / 14,076.65-19,403.45-11,087.75

Finding the Fourth Proportional to 14,076.65, 19,403.45 and 11,087.75

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Solution

The fourth proportional to 14,076.65, 19,403.45 and 11,087.75 is: 15,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.65 : 19,403.45 = 11,087.75 : x
  2. Step 2: Convert to fraction form
    14,076.65/19,403.45 = 11,087.75/x
  3. Step 3: Cross multiply
    14,076.65x = 19,403.45 × 11,087.75
  4. Step 4: Simplify right side
    14,076.65x = 215,140,637.39
  5. Step 5: Solve for x
    x = 215,140,637.39/14,076.65
  6. Step 6: Final answer
    x = 15,283.51

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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.