Home / 19,779.15-29,660.07-5,924.91

Finding the Fourth Proportional to 19,779.15, 29,660.07 and 5,924.91

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Solution

The fourth proportional to 19,779.15, 29,660.07 and 5,924.91 is: 8,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,779.15 : 29,660.07 = 5,924.91 : x
  2. Step 2: Convert to fraction form
    19,779.15/29,660.07 = 5,924.91/x
  3. Step 3: Cross multiply
    19,779.15x = 29,660.07 × 5,924.91
  4. Step 4: Simplify right side
    19,779.15x = 175,733,245.34
  5. Step 5: Solve for x
    x = 175,733,245.34/19,779.15
  6. Step 6: Final answer
    x = 8,884.77

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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.