Home / 45,065.58-67,607.90-16,985.04

Finding the Fourth Proportional to 45,065.58, 67,607.90 and 16,985.04

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Solution

The fourth proportional to 45,065.58, 67,607.90 and 16,985.04 is: 25,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,065.58 : 67,607.90 = 16,985.04 : x
  2. Step 2: Convert to fraction form
    45,065.58/67,607.90 = 16,985.04/x
  3. Step 3: Cross multiply
    45,065.58x = 67,607.90 × 16,985.04
  4. Step 4: Simplify right side
    45,065.58x = 1,148,322,800.89
  5. Step 5: Solve for x
    x = 1,148,322,800.89/45,065.58
  6. Step 6: Final answer
    x = 25,481.15

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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.