Home / 19,195.83-28,775.25-9,840.24

Finding the Fourth Proportional to 19,195.83, 28,775.25 and 9,840.24

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Solution

The fourth proportional to 19,195.83, 28,775.25 and 9,840.24 is: 14,750.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.83 : 28,775.25 = 9,840.24 : x
  2. Step 2: Convert to fraction form
    19,195.83/28,775.25 = 9,840.24/x
  3. Step 3: Cross multiply
    19,195.83x = 28,775.25 × 9,840.24
  4. Step 4: Simplify right side
    19,195.83x = 283,155,366.06
  5. Step 5: Solve for x
    x = 283,155,366.06/19,195.83
  6. Step 6: Final answer
    x = 14,750.88

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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.