Home / 51,009.45-70,373.41-37,612.55

Finding the Fourth Proportional to 51,009.45, 70,373.41 and 37,612.55

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Solution

The fourth proportional to 51,009.45, 70,373.41 and 37,612.55 is: 51,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,009.45 : 70,373.41 = 37,612.55 : x
  2. Step 2: Convert to fraction form
    51,009.45/70,373.41 = 37,612.55/x
  3. Step 3: Cross multiply
    51,009.45x = 70,373.41 × 37,612.55
  4. Step 4: Simplify right side
    51,009.45x = 2,646,923,484.20
  5. Step 5: Solve for x
    x = 2,646,923,484.20/51,009.45
  6. Step 6: Final answer
    x = 51,890.85

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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.