Home / 34,360.46-51,539.88-10,987.10

Finding the Fourth Proportional to 34,360.46, 51,539.88 and 10,987.10

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Solution

The fourth proportional to 34,360.46, 51,539.88 and 10,987.10 is: 16,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,360.46 : 51,539.88 = 10,987.10 : x
  2. Step 2: Convert to fraction form
    34,360.46/51,539.88 = 10,987.10/x
  3. Step 3: Cross multiply
    34,360.46x = 51,539.88 × 10,987.10
  4. Step 4: Simplify right side
    34,360.46x = 566,273,815.55
  5. Step 5: Solve for x
    x = 566,273,815.55/34,360.46
  6. Step 6: Final answer
    x = 16,480.39

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1.5x scale

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.