Home / 28,209.43-39,107.22-26,711.38

Finding the Fourth Proportional to 28,209.43, 39,107.22 and 26,711.38

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Solution

The fourth proportional to 28,209.43, 39,107.22 and 26,711.38 is: 37,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,209.43 : 39,107.22 = 26,711.38 : x
  2. Step 2: Convert to fraction form
    28,209.43/39,107.22 = 26,711.38/x
  3. Step 3: Cross multiply
    28,209.43x = 39,107.22 × 26,711.38
  4. Step 4: Simplify right side
    28,209.43x = 1,044,607,814.16
  5. Step 5: Solve for x
    x = 1,044,607,814.16/28,209.43
  6. Step 6: Final answer
    x = 37,030.45

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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.