Home / 27,068.98-37,355.68-15,131.03

Finding the Fourth Proportional to 27,068.98, 37,355.68 and 15,131.03

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Solution

The fourth proportional to 27,068.98, 37,355.68 and 15,131.03 is: 20,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068.98 : 37,355.68 = 15,131.03 : x
  2. Step 2: Convert to fraction form
    27,068.98/37,355.68 = 15,131.03/x
  3. Step 3: Cross multiply
    27,068.98x = 37,355.68 × 15,131.03
  4. Step 4: Simplify right side
    27,068.98x = 565,229,970.31
  5. Step 5: Solve for x
    x = 565,229,970.31/27,068.98
  6. Step 6: Final answer
    x = 20,881.10

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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.