Home / 19,854.99-29,779.25-6,000.75

Finding the Fourth Proportional to 19,854.99, 29,779.25 and 6,000.75

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Solution

The fourth proportional to 19,854.99, 29,779.25 and 6,000.75 is: 9,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.99 : 29,779.25 = 6,000.75 : x
  2. Step 2: Convert to fraction form
    19,854.99/29,779.25 = 6,000.75/x
  3. Step 3: Cross multiply
    19,854.99x = 29,779.25 × 6,000.75
  4. Step 4: Simplify right side
    19,854.99x = 178,697,804.43
  5. Step 5: Solve for x
    x = 178,697,804.43/19,854.99
  6. Step 6: Final answer
    x = 9,000.15

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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.