Home / 39,366.54-58,994.55-21,551.40

Finding the Fourth Proportional to 39,366.54, 58,994.55 and 21,551.40

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Solution

The fourth proportional to 39,366.54, 58,994.55 and 21,551.40 is: 32,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366.54 : 58,994.55 = 21,551.40 : x
  2. Step 2: Convert to fraction form
    39,366.54/58,994.55 = 21,551.40/x
  3. Step 3: Cross multiply
    39,366.54x = 58,994.55 × 21,551.40
  4. Step 4: Simplify right side
    39,366.54x = 1,271,415,144.87
  5. Step 5: Solve for x
    x = 1,271,415,144.87/39,366.54
  6. Step 6: Final answer
    x = 32,296.85

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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.