Home / 25,929.32-38,868.70-14,072.38

Finding the Fourth Proportional to 25,929.32, 38,868.70 and 14,072.38

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Solution

The fourth proportional to 25,929.32, 38,868.70 and 14,072.38 is: 21,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.32 : 38,868.70 = 14,072.38 : x
  2. Step 2: Convert to fraction form
    25,929.32/38,868.70 = 14,072.38/x
  3. Step 3: Cross multiply
    25,929.32x = 38,868.70 × 14,072.38
  4. Step 4: Simplify right side
    25,929.32x = 546,975,116.51
  5. Step 5: Solve for x
    x = 546,975,116.51/25,929.32
  6. Step 6: Final answer
    x = 21,094.85

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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.