Home / 51,080.10-76,620.29-15,541.76

Finding the Fourth Proportional to 51,080.10, 76,620.29 and 15,541.76

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Solution

The fourth proportional to 51,080.10, 76,620.29 and 15,541.76 is: 23,312.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,080.10 : 76,620.29 = 15,541.76 : x
  2. Step 2: Convert to fraction form
    51,080.10/76,620.29 = 15,541.76/x
  3. Step 3: Cross multiply
    51,080.10x = 76,620.29 × 15,541.76
  4. Step 4: Simplify right side
    51,080.10x = 1,190,813,697.50
  5. Step 5: Solve for x
    x = 1,190,813,697.50/51,080.10
  6. Step 6: Final answer
    x = 23,312.67

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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.