Home / 29,264.26-40,384.47-15,835.40

Finding the Fourth Proportional to 29,264.26, 40,384.47 and 15,835.40

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Solution

The fourth proportional to 29,264.26, 40,384.47 and 15,835.40 is: 21,852.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.26 : 40,384.47 = 15,835.40 : x
  2. Step 2: Convert to fraction form
    29,264.26/40,384.47 = 15,835.40/x
  3. Step 3: Cross multiply
    29,264.26x = 40,384.47 × 15,835.40
  4. Step 4: Simplify right side
    29,264.26x = 639,504,245.14
  5. Step 5: Solve for x
    x = 639,504,245.14/29,264.26
  6. Step 6: Final answer
    x = 21,852.74

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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.