Home / 29,256.64-40,373.99-15,827.85

Finding the Fourth Proportional to 29,256.64, 40,373.99 and 15,827.85

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Solution

The fourth proportional to 29,256.64, 40,373.99 and 15,827.85 is: 21,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,256.64 : 40,373.99 = 15,827.85 : x
  2. Step 2: Convert to fraction form
    29,256.64/40,373.99 = 15,827.85/x
  3. Step 3: Cross multiply
    29,256.64x = 40,373.99 × 15,827.85
  4. Step 4: Simplify right side
    29,256.64x = 639,033,457.62
  5. Step 5: Solve for x
    x = 639,033,457.62/29,256.64
  6. Step 6: Final answer
    x = 21,842.34

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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.