Home / 19,995.75-27,594.18-12,038.31

Finding the Fourth Proportional to 19,995.75, 27,594.18 and 12,038.31

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Solution

The fourth proportional to 19,995.75, 27,594.18 and 12,038.31 is: 16,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.75 : 27,594.18 = 12,038.31 : x
  2. Step 2: Convert to fraction form
    19,995.75/27,594.18 = 12,038.31/x
  3. Step 3: Cross multiply
    19,995.75x = 27,594.18 × 12,038.31
  4. Step 4: Simplify right side
    19,995.75x = 332,187,293.04
  5. Step 5: Solve for x
    x = 332,187,293.04/19,995.75
  6. Step 6: Final answer
    x = 16,612.89

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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.