Home / 39,939.94-59,899.63-11,853.34

Finding the Fourth Proportional to 39,939.94, 59,899.63 and 11,853.34

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Solution

The fourth proportional to 39,939.94, 59,899.63 and 11,853.34 is: 17,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,939.94 : 59,899.63 = 11,853.34 : x
  2. Step 2: Convert to fraction form
    39,939.94/59,899.63 = 11,853.34/x
  3. Step 3: Cross multiply
    39,939.94x = 59,899.63 × 11,853.34
  4. Step 4: Simplify right side
    39,939.94x = 710,010,680.26
  5. Step 5: Solve for x
    x = 710,010,680.26/39,939.94
  6. Step 6: Final answer
    x = 17,776.96

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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.