Home / 27,127.93-40,677.03-8,402.77

Finding the Fourth Proportional to 27,127.93, 40,677.03 and 8,402.77

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Solution

The fourth proportional to 27,127.93, 40,677.03 and 8,402.77 is: 12,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127.93 : 40,677.03 = 8,402.77 : x
  2. Step 2: Convert to fraction form
    27,127.93/40,677.03 = 8,402.77/x
  3. Step 3: Cross multiply
    27,127.93x = 40,677.03 × 8,402.77
  4. Step 4: Simplify right side
    27,127.93x = 341,799,713.09
  5. Step 5: Solve for x
    x = 341,799,713.09/27,127.93
  6. Step 6: Final answer
    x = 12,599.55

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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.