Home / 19,043.73-26,277.09-11,875.90

Finding the Fourth Proportional to 19,043.73, 26,277.09 and 11,875.90

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Solution

The fourth proportional to 19,043.73, 26,277.09 and 11,875.90 is: 16,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.73 : 26,277.09 = 11,875.90 : x
  2. Step 2: Convert to fraction form
    19,043.73/26,277.09 = 11,875.90/x
  3. Step 3: Cross multiply
    19,043.73x = 26,277.09 × 11,875.90
  4. Step 4: Simplify right side
    19,043.73x = 312,064,094.55
  5. Step 5: Solve for x
    x = 312,064,094.55/19,043.73
  6. Step 6: Final answer
    x = 16,386.71

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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.