Home / 27,250.96-40,848-18,486.40

Finding the Fourth Proportional to 27,250.96, 40,848 and 18,486.40

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Solution

The fourth proportional to 27,250.96, 40,848 and 18,486.40 is: 27,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,250.96 : 40,848 = 18,486.40 : x
  2. Step 2: Convert to fraction form
    27,250.96/40,848 = 18,486.40/x
  3. Step 3: Cross multiply
    27,250.96x = 40,848 × 18,486.40
  4. Step 4: Simplify right side
    27,250.96x = 755,132,467.20
  5. Step 5: Solve for x
    x = 755,132,467.20/27,250.96
  6. Step 6: Final answer
    x = 27,710.31

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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.