Home / 34,390.71-51,588.78-14,669.40

Finding the Fourth Proportional to 34,390.71, 51,588.78 and 14,669.40

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Solution

The fourth proportional to 34,390.71, 51,588.78 and 14,669.40 is: 22,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,390.71 : 51,588.78 = 14,669.40 : x
  2. Step 2: Convert to fraction form
    34,390.71/51,588.78 = 14,669.40/x
  3. Step 3: Cross multiply
    34,390.71x = 51,588.78 × 14,669.40
  4. Step 4: Simplify right side
    34,390.71x = 756,776,449.33
  5. Step 5: Solve for x
    x = 756,776,449.33/34,390.71
  6. Step 6: Final answer
    x = 22,005.26

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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.