Home / 27,542.70-38,009.16-14,967.45

Finding the Fourth Proportional to 27,542.70, 38,009.16 and 14,967.45

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Solution

The fourth proportional to 27,542.70, 38,009.16 and 14,967.45 is: 20,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542.70 : 38,009.16 = 14,967.45 : x
  2. Step 2: Convert to fraction form
    27,542.70/38,009.16 = 14,967.45/x
  3. Step 3: Cross multiply
    27,542.70x = 38,009.16 × 14,967.45
  4. Step 4: Simplify right side
    27,542.70x = 568,900,201.84
  5. Step 5: Solve for x
    x = 568,900,201.84/27,542.70
  6. Step 6: Final answer
    x = 20,655.21

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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.