Home / 29,276.30-40,373.64-19,213.47

Finding the Fourth Proportional to 29,276.30, 40,373.64 and 19,213.47

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Solution

The fourth proportional to 29,276.30, 40,373.64 and 19,213.47 is: 26,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,276.30 : 40,373.64 = 19,213.47 : x
  2. Step 2: Convert to fraction form
    29,276.30/40,373.64 = 19,213.47/x
  3. Step 3: Cross multiply
    29,276.30x = 40,373.64 × 19,213.47
  4. Step 4: Simplify right side
    29,276.30x = 775,717,720.93
  5. Step 5: Solve for x
    x = 775,717,720.93/29,276.30
  6. Step 6: Final answer
    x = 26,496.44

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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.