Home / 19,329.35-28,994.04-5,288.33

Finding the Fourth Proportional to 19,329.35, 28,994.04 and 5,288.33

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Solution

The fourth proportional to 19,329.35, 28,994.04 and 5,288.33 is: 7,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.35 : 28,994.04 = 5,288.33 : x
  2. Step 2: Convert to fraction form
    19,329.35/28,994.04 = 5,288.33/x
  3. Step 3: Cross multiply
    19,329.35x = 28,994.04 × 5,288.33
  4. Step 4: Simplify right side
    19,329.35x = 153,330,051.55
  5. Step 5: Solve for x
    x = 153,330,051.55/19,329.35
  6. Step 6: Final answer
    x = 7,932.50

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1.5x scale

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.