Home / 22,402.64-30,922.44-12,973.52

Finding the Fourth Proportional to 22,402.64, 30,922.44 and 12,973.52

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Solution

The fourth proportional to 22,402.64, 30,922.44 and 12,973.52 is: 17,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,402.64 : 30,922.44 = 12,973.52 : x
  2. Step 2: Convert to fraction form
    22,402.64/30,922.44 = 12,973.52/x
  3. Step 3: Cross multiply
    22,402.64x = 30,922.44 × 12,973.52
  4. Step 4: Simplify right side
    22,402.64x = 401,172,893.79
  5. Step 5: Solve for x
    x = 401,172,893.79/22,402.64
  6. Step 6: Final answer
    x = 17,907.39

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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.