Home / 30,927.84-46,326.02-20,938.73

Finding the Fourth Proportional to 30,927.84, 46,326.02 and 20,938.73

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Solution

The fourth proportional to 30,927.84, 46,326.02 and 20,938.73 is: 31,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,927.84 : 46,326.02 = 20,938.73 : x
  2. Step 2: Convert to fraction form
    30,927.84/46,326.02 = 20,938.73/x
  3. Step 3: Cross multiply
    30,927.84x = 46,326.02 × 20,938.73
  4. Step 4: Simplify right side
    30,927.84x = 970,007,688.43
  5. Step 5: Solve for x
    x = 970,007,688.43/30,927.84
  6. Step 6: Final answer
    x = 31,363.58

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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.