Home / 15,672.36-23,508.65-4,586.78

Finding the Fourth Proportional to 15,672.36, 23,508.65 and 4,586.78

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Solution

The fourth proportional to 15,672.36, 23,508.65 and 4,586.78 is: 6,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672.36 : 23,508.65 = 4,586.78 : x
  2. Step 2: Convert to fraction form
    15,672.36/23,508.65 = 4,586.78/x
  3. Step 3: Cross multiply
    15,672.36x = 23,508.65 × 4,586.78
  4. Step 4: Simplify right side
    15,672.36x = 107,828,899.57
  5. Step 5: Solve for x
    x = 107,828,899.57/15,672.36
  6. Step 6: Final answer
    x = 6,880.20

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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.