Home / 28,295.34-39,059.48-19,098.66

Finding the Fourth Proportional to 28,295.34, 39,059.48 and 19,098.66

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Solution

The fourth proportional to 28,295.34, 39,059.48 and 19,098.66 is: 26,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295.34 : 39,059.48 = 19,098.66 : x
  2. Step 2: Convert to fraction form
    28,295.34/39,059.48 = 19,098.66/x
  3. Step 3: Cross multiply
    28,295.34x = 39,059.48 × 19,098.66
  4. Step 4: Simplify right side
    28,295.34x = 745,983,732.09
  5. Step 5: Solve for x
    x = 745,983,732.09/28,295.34
  6. Step 6: Final answer
    x = 26,364.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.