Home / 22,045.25-30,421.62-11,973.47

Finding the Fourth Proportional to 22,045.25, 30,421.62 and 11,973.47

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Solution

The fourth proportional to 22,045.25, 30,421.62 and 11,973.47 is: 16,522.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.25 : 30,421.62 = 11,973.47 : x
  2. Step 2: Convert to fraction form
    22,045.25/30,421.62 = 11,973.47/x
  3. Step 3: Cross multiply
    22,045.25x = 30,421.62 × 11,973.47
  4. Step 4: Simplify right side
    22,045.25x = 364,252,354.42
  5. Step 5: Solve for x
    x = 364,252,354.42/22,045.25
  6. Step 6: Final answer
    x = 16,522.94

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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.