Home / 19,590.36-29,385.42-4,799.56

Finding the Fourth Proportional to 19,590.36, 29,385.42 and 4,799.56

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Solution

The fourth proportional to 19,590.36, 29,385.42 and 4,799.56 is: 7,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.36 : 29,385.42 = 4,799.56 : x
  2. Step 2: Convert to fraction form
    19,590.36/29,385.42 = 4,799.56/x
  3. Step 3: Cross multiply
    19,590.36x = 29,385.42 × 4,799.56
  4. Step 4: Simplify right side
    19,590.36x = 141,037,086.42
  5. Step 5: Solve for x
    x = 141,037,086.42/19,590.36
  6. Step 6: Final answer
    x = 7,199.31

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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.