Home / 23,923.23-33,013.62-13,312.77

Finding the Fourth Proportional to 23,923.23, 33,013.62 and 13,312.77

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Solution

The fourth proportional to 23,923.23, 33,013.62 and 13,312.77 is: 18,371.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,923.23 : 33,013.62 = 13,312.77 : x
  2. Step 2: Convert to fraction form
    23,923.23/33,013.62 = 13,312.77/x
  3. Step 3: Cross multiply
    23,923.23x = 33,013.62 × 13,312.77
  4. Step 4: Simplify right side
    23,923.23x = 439,502,729.93
  5. Step 5: Solve for x
    x = 439,502,729.93/23,923.23
  6. Step 6: Final answer
    x = 18,371.38

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.