Home / 13,059.12-19,590.05-4,294.72

Finding the Fourth Proportional to 13,059.12, 19,590.05 and 4,294.72

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Solution

The fourth proportional to 13,059.12, 19,590.05 and 4,294.72 is: 6,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,059.12 : 19,590.05 = 4,294.72 : x
  2. Step 2: Convert to fraction form
    13,059.12/19,590.05 = 4,294.72/x
  3. Step 3: Cross multiply
    13,059.12x = 19,590.05 × 4,294.72
  4. Step 4: Simplify right side
    13,059.12x = 84,133,814.76
  5. Step 5: Solve for x
    x = 84,133,814.76/13,059.12
  6. Step 6: Final answer
    x = 6,442.53

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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.