Home / 47,186.10-70,783.07-20,532.98

Finding the Fourth Proportional to 47,186.10, 70,783.07 and 20,532.98

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Solution

The fourth proportional to 47,186.10, 70,783.07 and 20,532.98 is: 30,801.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,186.10 : 70,783.07 = 20,532.98 : x
  2. Step 2: Convert to fraction form
    47,186.10/70,783.07 = 20,532.98/x
  3. Step 3: Cross multiply
    47,186.10x = 70,783.07 × 20,532.98
  4. Step 4: Simplify right side
    47,186.10x = 1,453,387,434.94
  5. Step 5: Solve for x
    x = 1,453,387,434.94/47,186.10
  6. Step 6: Final answer
    x = 30,801.18

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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.