Home / 35,678.93-49,237.26-21,529.04

Finding the Fourth Proportional to 35,678.93, 49,237.26 and 21,529.04

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Solution

The fourth proportional to 35,678.93, 49,237.26 and 21,529.04 is: 29,710.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678.93 : 49,237.26 = 21,529.04 : x
  2. Step 2: Convert to fraction form
    35,678.93/49,237.26 = 21,529.04/x
  3. Step 3: Cross multiply
    35,678.93x = 49,237.26 × 21,529.04
  4. Step 4: Simplify right side
    35,678.93x = 1,060,030,940.03
  5. Step 5: Solve for x
    x = 1,060,030,940.03/35,678.93
  6. Step 6: Final answer
    x = 29,710.28

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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.