Home / 27,570.39-41,348.75-12,765.03

Finding the Fourth Proportional to 27,570.39, 41,348.75 and 12,765.03

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Solution

The fourth proportional to 27,570.39, 41,348.75 and 12,765.03 is: 19,144.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,570.39 : 41,348.75 = 12,765.03 : x
  2. Step 2: Convert to fraction form
    27,570.39/41,348.75 = 12,765.03/x
  3. Step 3: Cross multiply
    27,570.39x = 41,348.75 × 12,765.03
  4. Step 4: Simplify right side
    27,570.39x = 527,817,970.39
  5. Step 5: Solve for x
    x = 527,817,970.39/27,570.39
  6. Step 6: Final answer
    x = 19,144.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.