Home / 14,310.88-19,730.76-9,266.20

Finding the Fourth Proportional to 14,310.88, 19,730.76 and 9,266.20

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Solution

The fourth proportional to 14,310.88, 19,730.76 and 9,266.20 is: 12,775.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310.88 : 19,730.76 = 9,266.20 : x
  2. Step 2: Convert to fraction form
    14,310.88/19,730.76 = 9,266.20/x
  3. Step 3: Cross multiply
    14,310.88x = 19,730.76 × 9,266.20
  4. Step 4: Simplify right side
    14,310.88x = 182,829,168.31
  5. Step 5: Solve for x
    x = 182,829,168.31/14,310.88
  6. Step 6: Final answer
    x = 12,775.54

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1.5x scale

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.