Home / 29,148.84-43,718.60-10,425.38

Finding the Fourth Proportional to 29,148.84, 43,718.60 and 10,425.38

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Solution

The fourth proportional to 29,148.84, 43,718.60 and 10,425.38 is: 15,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148.84 : 43,718.60 = 10,425.38 : x
  2. Step 2: Convert to fraction form
    29,148.84/43,718.60 = 10,425.38/x
  3. Step 3: Cross multiply
    29,148.84x = 43,718.60 × 10,425.38
  4. Step 4: Simplify right side
    29,148.84x = 455,783,018.07
  5. Step 5: Solve for x
    x = 455,783,018.07/29,148.84
  6. Step 6: Final answer
    x = 15,636.40

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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.