Home / 19,187.31-28,779.17-6,038.67

Finding the Fourth Proportional to 19,187.31, 28,779.17 and 6,038.67

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Solution

The fourth proportional to 19,187.31, 28,779.17 and 6,038.67 is: 9,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187.31 : 28,779.17 = 6,038.67 : x
  2. Step 2: Convert to fraction form
    19,187.31/28,779.17 = 6,038.67/x
  3. Step 3: Cross multiply
    19,187.31x = 28,779.17 × 6,038.67
  4. Step 4: Simplify right side
    19,187.31x = 173,787,880.31
  5. Step 5: Solve for x
    x = 173,787,880.31/19,187.31
  6. Step 6: Final answer
    x = 9,057.44

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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.