Home / 35,270.46-48,669.63-21,122.94

Finding the Fourth Proportional to 35,270.46, 48,669.63 and 21,122.94

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Solution

The fourth proportional to 35,270.46, 48,669.63 and 21,122.94 is: 29,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.46 : 48,669.63 = 21,122.94 : x
  2. Step 2: Convert to fraction form
    35,270.46/48,669.63 = 21,122.94/x
  3. Step 3: Cross multiply
    35,270.46x = 48,669.63 × 21,122.94
  4. Step 4: Simplify right side
    35,270.46x = 1,028,045,674.31
  5. Step 5: Solve for x
    x = 1,028,045,674.31/35,270.46
  6. Step 6: Final answer
    x = 29,147.50

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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.