Home / 27,852.37-41,785.47-13,818.98

Finding the Fourth Proportional to 27,852.37, 41,785.47 and 13,818.98

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Solution

The fourth proportional to 27,852.37, 41,785.47 and 13,818.98 is: 20,731.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,852.37 : 41,785.47 = 13,818.98 : x
  2. Step 2: Convert to fraction form
    27,852.37/41,785.47 = 13,818.98/x
  3. Step 3: Cross multiply
    27,852.37x = 41,785.47 × 13,818.98
  4. Step 4: Simplify right side
    27,852.37x = 577,432,678.68
  5. Step 5: Solve for x
    x = 577,432,678.68/27,852.37
  6. Step 6: Final answer
    x = 20,731.91

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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.