Home / 30,458.63-42,044.36-22,926.75

Finding the Fourth Proportional to 30,458.63, 42,044.36 and 22,926.75

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Solution

The fourth proportional to 30,458.63, 42,044.36 and 22,926.75 is: 31,647.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,458.63 : 42,044.36 = 22,926.75 : x
  2. Step 2: Convert to fraction form
    30,458.63/42,044.36 = 22,926.75/x
  3. Step 3: Cross multiply
    30,458.63x = 42,044.36 × 22,926.75
  4. Step 4: Simplify right side
    30,458.63x = 963,940,530.63
  5. Step 5: Solve for x
    x = 963,940,530.63/30,458.63
  6. Step 6: Final answer
    x = 31,647.53

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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.