Home / 29,188.24-40,296.36-19,281.04

Finding the Fourth Proportional to 29,188.24, 40,296.36 and 19,281.04

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Solution

The fourth proportional to 29,188.24, 40,296.36 and 19,281.04 is: 26,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.24 : 40,296.36 = 19,281.04 : x
  2. Step 2: Convert to fraction form
    29,188.24/40,296.36 = 19,281.04/x
  3. Step 3: Cross multiply
    29,188.24x = 40,296.36 × 19,281.04
  4. Step 4: Simplify right side
    29,188.24x = 776,955,729.01
  5. Step 5: Solve for x
    x = 776,955,729.01/29,188.24
  6. Step 6: Final answer
    x = 26,618.79

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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.