Home / 14,367.48-19,829.34-8,402.64

Finding the Fourth Proportional to 14,367.48, 19,829.34 and 8,402.64

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Solution

The fourth proportional to 14,367.48, 19,829.34 and 8,402.64 is: 11,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.48 : 19,829.34 = 8,402.64 : x
  2. Step 2: Convert to fraction form
    14,367.48/19,829.34 = 8,402.64/x
  3. Step 3: Cross multiply
    14,367.48x = 19,829.34 × 8,402.64
  4. Step 4: Simplify right side
    14,367.48x = 166,618,805.46
  5. Step 5: Solve for x
    x = 166,618,805.46/14,367.48
  6. Step 6: Final answer
    x = 11,596.94

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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.