Home / 35,477.75-48,940.65-21,133.46

Finding the Fourth Proportional to 35,477.75, 48,940.65 and 21,133.46

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Solution

The fourth proportional to 35,477.75, 48,940.65 and 21,133.46 is: 29,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.75 : 48,940.65 = 21,133.46 : x
  2. Step 2: Convert to fraction form
    35,477.75/48,940.65 = 21,133.46/x
  3. Step 3: Cross multiply
    35,477.75x = 48,940.65 × 21,133.46
  4. Step 4: Simplify right side
    35,477.75x = 1,034,285,024.45
  5. Step 5: Solve for x
    x = 1,034,285,024.45/35,477.75
  6. Step 6: Final answer
    x = 29,153.07

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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.