Home / 47,047.38-70,525.71-15,865.62

Finding the Fourth Proportional to 47,047.38, 70,525.71 and 15,865.62

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Solution

The fourth proportional to 47,047.38, 70,525.71 and 15,865.62 is: 23,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,047.38 : 70,525.71 = 15,865.62 : x
  2. Step 2: Convert to fraction form
    47,047.38/70,525.71 = 15,865.62/x
  3. Step 3: Cross multiply
    47,047.38x = 70,525.71 × 15,865.62
  4. Step 4: Simplify right side
    47,047.38x = 1,118,934,115.09
  5. Step 5: Solve for x
    x = 1,118,934,115.09/47,047.38
  6. Step 6: Final answer
    x = 23,783.13

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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.