Home / 47,092.69-64,988.40-25,872.40

Finding the Fourth Proportional to 47,092.69, 64,988.40 and 25,872.40

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Solution

The fourth proportional to 47,092.69, 64,988.40 and 25,872.40 is: 35,704.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,092.69 : 64,988.40 = 25,872.40 : x
  2. Step 2: Convert to fraction form
    47,092.69/64,988.40 = 25,872.40/x
  3. Step 3: Cross multiply
    47,092.69x = 64,988.40 × 25,872.40
  4. Step 4: Simplify right side
    47,092.69x = 1,681,405,880.16
  5. Step 5: Solve for x
    x = 1,681,405,880.16/47,092.69
  6. Step 6: Final answer
    x = 35,704.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.