Home / 25,185.04-37,785.78-12,038.44

Finding the Fourth Proportional to 25,185.04, 37,785.78 and 12,038.44

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Solution

The fourth proportional to 25,185.04, 37,785.78 and 12,038.44 is: 18,061.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,185.04 : 37,785.78 = 12,038.44 : x
  2. Step 2: Convert to fraction form
    25,185.04/37,785.78 = 12,038.44/x
  3. Step 3: Cross multiply
    25,185.04x = 37,785.78 × 12,038.44
  4. Step 4: Simplify right side
    25,185.04x = 454,881,845.38
  5. Step 5: Solve for x
    x = 454,881,845.38/25,185.04
  6. Step 6: Final answer
    x = 18,061.59

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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.