Home / 29,536.07-40,793.81-21,505.63

Finding the Fourth Proportional to 29,536.07, 40,793.81 and 21,505.63

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Solution

The fourth proportional to 29,536.07, 40,793.81 and 21,505.63 is: 29,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,536.07 : 40,793.81 = 21,505.63 : x
  2. Step 2: Convert to fraction form
    29,536.07/40,793.81 = 21,505.63/x
  3. Step 3: Cross multiply
    29,536.07x = 40,793.81 × 21,505.63
  4. Step 4: Simplify right side
    29,536.07x = 877,296,476.62
  5. Step 5: Solve for x
    x = 877,296,476.62/29,536.07
  6. Step 6: Final answer
    x = 29,702.55

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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.