Home / 20,040.51-27,636.98-14,947.26

Finding the Fourth Proportional to 20,040.51, 27,636.98 and 14,947.26

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Solution

The fourth proportional to 20,040.51, 27,636.98 and 14,947.26 is: 20,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040.51 : 27,636.98 = 14,947.26 : x
  2. Step 2: Convert to fraction form
    20,040.51/27,636.98 = 14,947.26/x
  3. Step 3: Cross multiply
    20,040.51x = 27,636.98 × 14,947.26
  4. Step 4: Simplify right side
    20,040.51x = 413,097,125.67
  5. Step 5: Solve for x
    x = 413,097,125.67/20,040.51
  6. Step 6: Final answer
    x = 20,613.10

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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.