Home / 22,045.34-30,422.93-11,973.79

Finding the Fourth Proportional to 22,045.34, 30,422.93 and 11,973.79

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Solution

The fourth proportional to 22,045.34, 30,422.93 and 11,973.79 is: 16,524.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.34 : 30,422.93 = 11,973.79 : x
  2. Step 2: Convert to fraction form
    22,045.34/30,422.93 = 11,973.79/x
  3. Step 3: Cross multiply
    22,045.34x = 30,422.93 × 11,973.79
  4. Step 4: Simplify right side
    22,045.34x = 364,277,563.02
  5. Step 5: Solve for x
    x = 364,277,563.02/22,045.34
  6. Step 6: Final answer
    x = 16,524.02

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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.