Home / 47,186.08-70,803.70-19,126.87

Finding the Fourth Proportional to 47,186.08, 70,803.70 and 19,126.87

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Solution

The fourth proportional to 47,186.08, 70,803.70 and 19,126.87 is: 28,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,186.08 : 70,803.70 = 19,126.87 : x
  2. Step 2: Convert to fraction form
    47,186.08/70,803.70 = 19,126.87/x
  3. Step 3: Cross multiply
    47,186.08x = 70,803.70 × 19,126.87
  4. Step 4: Simplify right side
    47,186.08x = 1,354,252,940.59
  5. Step 5: Solve for x
    x = 1,354,252,940.59/47,186.08
  6. Step 6: Final answer
    x = 28,700.27

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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.