Home / 45,070.55-67,607.51-13,481.02

Finding the Fourth Proportional to 45,070.55, 67,607.51 and 13,481.02

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Solution

The fourth proportional to 45,070.55, 67,607.51 and 13,481.02 is: 20,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,070.55 : 67,607.51 = 13,481.02 : x
  2. Step 2: Convert to fraction form
    45,070.55/67,607.51 = 13,481.02/x
  3. Step 3: Cross multiply
    45,070.55x = 67,607.51 × 13,481.02
  4. Step 4: Simplify right side
    45,070.55x = 911,417,958.04
  5. Step 5: Solve for x
    x = 911,417,958.04/45,070.55
  6. Step 6: Final answer
    x = 20,222.03

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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.