Home / 51,876.28-77,838.72-25,566.67

Finding the Fourth Proportional to 51,876.28, 77,838.72 and 25,566.67

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Solution

The fourth proportional to 51,876.28, 77,838.72 and 25,566.67 is: 38,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,876.28 : 77,838.72 = 25,566.67 : x
  2. Step 2: Convert to fraction form
    51,876.28/77,838.72 = 25,566.67/x
  3. Step 3: Cross multiply
    51,876.28x = 77,838.72 × 25,566.67
  4. Step 4: Simplify right side
    51,876.28x = 1,990,076,867.46
  5. Step 5: Solve for x
    x = 1,990,076,867.46/51,876.28
  6. Step 6: Final answer
    x = 38,361.98

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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.