Home / 28,101.93-38,958.23-26,603.81

Finding the Fourth Proportional to 28,101.93, 38,958.23 and 26,603.81

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Solution

The fourth proportional to 28,101.93, 38,958.23 and 26,603.81 is: 36,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,101.93 : 38,958.23 = 26,603.81 : x
  2. Step 2: Convert to fraction form
    28,101.93/38,958.23 = 26,603.81/x
  3. Step 3: Cross multiply
    28,101.93x = 38,958.23 × 26,603.81
  4. Step 4: Simplify right side
    28,101.93x = 1,036,437,282.35
  5. Step 5: Solve for x
    x = 1,036,437,282.35/28,101.93
  6. Step 6: Final answer
    x = 36,881.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.