Home / 29,089.29-43,627.74-13,289.82

Finding the Fourth Proportional to 29,089.29, 43,627.74 and 13,289.82

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Solution

The fourth proportional to 29,089.29, 43,627.74 and 13,289.82 is: 19,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089.29 : 43,627.74 = 13,289.82 : x
  2. Step 2: Convert to fraction form
    29,089.29/43,627.74 = 13,289.82/x
  3. Step 3: Cross multiply
    29,089.29x = 43,627.74 × 13,289.82
  4. Step 4: Simplify right side
    29,089.29x = 579,804,811.61
  5. Step 5: Solve for x
    x = 579,804,811.61/29,089.29
  6. Step 6: Final answer
    x = 19,931.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.