Home / 14,333.37-19,779.68-7,959.80

Finding the Fourth Proportional to 14,333.37, 19,779.68 and 7,959.80

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Solution

The fourth proportional to 14,333.37, 19,779.68 and 7,959.80 is: 10,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.37 : 19,779.68 = 7,959.80 : x
  2. Step 2: Convert to fraction form
    14,333.37/19,779.68 = 7,959.80/x
  3. Step 3: Cross multiply
    14,333.37x = 19,779.68 × 7,959.80
  4. Step 4: Simplify right side
    14,333.37x = 157,442,158.17
  5. Step 5: Solve for x
    x = 157,442,158.17/14,333.37
  6. Step 6: Final answer
    x = 10,984.31

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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.