Home / 26,065.04-39,151.71-21,073.05

Finding the Fourth Proportional to 26,065.04, 39,151.71 and 21,073.05

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Solution

The fourth proportional to 26,065.04, 39,151.71 and 21,073.05 is: 31,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.04 : 39,151.71 = 21,073.05 : x
  2. Step 2: Convert to fraction form
    26,065.04/39,151.71 = 21,073.05/x
  3. Step 3: Cross multiply
    26,065.04x = 39,151.71 × 21,073.05
  4. Step 4: Simplify right side
    26,065.04x = 825,045,942.42
  5. Step 5: Solve for x
    x = 825,045,942.42/26,065.04
  6. Step 6: Final answer
    x = 31,653.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.