Home / 19,929.59-29,899.55-5,889.05

Finding the Fourth Proportional to 19,929.59, 29,899.55 and 5,889.05

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Solution

The fourth proportional to 19,929.59, 29,899.55 and 5,889.05 is: 8,835.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929.59 : 29,899.55 = 5,889.05 : x
  2. Step 2: Convert to fraction form
    19,929.59/29,899.55 = 5,889.05/x
  3. Step 3: Cross multiply
    19,929.59x = 29,899.55 × 5,889.05
  4. Step 4: Simplify right side
    19,929.59x = 176,079,765.98
  5. Step 5: Solve for x
    x = 176,079,765.98/19,929.59
  6. Step 6: Final answer
    x = 8,835.09

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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.