Home / 39,094.04-53,949.56-21,188.85

Finding the Fourth Proportional to 39,094.04, 53,949.56 and 21,188.85

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Solution

The fourth proportional to 39,094.04, 53,949.56 and 21,188.85 is: 29,240.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,094.04 : 53,949.56 = 21,188.85 : x
  2. Step 2: Convert to fraction form
    39,094.04/53,949.56 = 21,188.85/x
  3. Step 3: Cross multiply
    39,094.04x = 53,949.56 × 21,188.85
  4. Step 4: Simplify right side
    39,094.04x = 1,143,129,028.46
  5. Step 5: Solve for x
    x = 1,143,129,028.46/39,094.04
  6. Step 6: Final answer
    x = 29,240.50

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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.