Home / 29,988.83-41,385.09-19,396.91

Finding the Fourth Proportional to 29,988.83, 41,385.09 and 19,396.91

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Solution

The fourth proportional to 29,988.83, 41,385.09 and 19,396.91 is: 26,768.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,988.83 : 41,385.09 = 19,396.91 : x
  2. Step 2: Convert to fraction form
    29,988.83/41,385.09 = 19,396.91/x
  3. Step 3: Cross multiply
    29,988.83x = 41,385.09 × 19,396.91
  4. Step 4: Simplify right side
    29,988.83x = 802,742,659.15
  5. Step 5: Solve for x
    x = 802,742,659.15/29,988.83
  6. Step 6: Final answer
    x = 26,768.06

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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.