Home / 27,173.07-40,693.77-13,810.92

Finding the Fourth Proportional to 27,173.07, 40,693.77 and 13,810.92

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Solution

The fourth proportional to 27,173.07, 40,693.77 and 13,810.92 is: 20,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,173.07 : 40,693.77 = 13,810.92 : x
  2. Step 2: Convert to fraction form
    27,173.07/40,693.77 = 13,810.92/x
  3. Step 3: Cross multiply
    27,173.07x = 40,693.77 × 13,810.92
  4. Step 4: Simplify right side
    27,173.07x = 562,018,401.97
  5. Step 5: Solve for x
    x = 562,018,401.97/27,173.07
  6. Step 6: Final answer
    x = 20,682.92

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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.