Home / 23,055.84-34,635.60-12,661.92

Finding the Fourth Proportional to 23,055.84, 34,635.60 and 12,661.92

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Solution

The fourth proportional to 23,055.84, 34,635.60 and 12,661.92 is: 19,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,055.84 : 34,635.60 = 12,661.92 : x
  2. Step 2: Convert to fraction form
    23,055.84/34,635.60 = 12,661.92/x
  3. Step 3: Cross multiply
    23,055.84x = 34,635.60 × 12,661.92
  4. Step 4: Simplify right side
    23,055.84x = 438,553,196.35
  5. Step 5: Solve for x
    x = 438,553,196.35/23,055.84
  6. Step 6: Final answer
    x = 19,021.35

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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.