Home / 19,281.12-28,924.38-5,955.20

Finding the Fourth Proportional to 19,281.12, 28,924.38 and 5,955.20

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Solution

The fourth proportional to 19,281.12, 28,924.38 and 5,955.20 is: 8,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.12 : 28,924.38 = 5,955.20 : x
  2. Step 2: Convert to fraction form
    19,281.12/28,924.38 = 5,955.20/x
  3. Step 3: Cross multiply
    19,281.12x = 28,924.38 × 5,955.20
  4. Step 4: Simplify right side
    19,281.12x = 172,250,467.78
  5. Step 5: Solve for x
    x = 172,250,467.78/19,281.12
  6. Step 6: Final answer
    x = 8,933.63

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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.