Home / 27,127.77-40,658.80-11,512.59

Finding the Fourth Proportional to 27,127.77, 40,658.80 and 11,512.59

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Solution

The fourth proportional to 27,127.77, 40,658.80 and 11,512.59 is: 17,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127.77 : 40,658.80 = 11,512.59 : x
  2. Step 2: Convert to fraction form
    27,127.77/40,658.80 = 11,512.59/x
  3. Step 3: Cross multiply
    27,127.77x = 40,658.80 × 11,512.59
  4. Step 4: Simplify right side
    27,127.77x = 468,088,094.29
  5. Step 5: Solve for x
    x = 468,088,094.29/27,127.77
  6. Step 6: Final answer
    x = 17,254.94

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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.