Home / 63,312.86-94,972.46-18,939.98

Finding the Fourth Proportional to 63,312.86, 94,972.46 and 18,939.98

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Solution

The fourth proportional to 63,312.86, 94,972.46 and 18,939.98 is: 28,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,312.86 : 94,972.46 = 18,939.98 : x
  2. Step 2: Convert to fraction form
    63,312.86/94,972.46 = 18,939.98/x
  3. Step 3: Cross multiply
    63,312.86x = 94,972.46 × 18,939.98
  4. Step 4: Simplify right side
    63,312.86x = 1,798,775,923.39
  5. Step 5: Solve for x
    x = 1,798,775,923.39/63,312.86
  6. Step 6: Final answer
    x = 28,410.91

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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.