Home / 28,270.06-39,008.82-16,937.02

Finding the Fourth Proportional to 28,270.06, 39,008.82 and 16,937.02

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Solution

The fourth proportional to 28,270.06, 39,008.82 and 16,937.02 is: 23,370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270.06 : 39,008.82 = 16,937.02 : x
  2. Step 2: Convert to fraction form
    28,270.06/39,008.82 = 16,937.02/x
  3. Step 3: Cross multiply
    28,270.06x = 39,008.82 × 16,937.02
  4. Step 4: Simplify right side
    28,270.06x = 660,693,164.52
  5. Step 5: Solve for x
    x = 660,693,164.52/28,270.06
  6. Step 6: Final answer
    x = 23,370.77

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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.