Home / 60,789.75-91,184.35-16,421.05

Finding the Fourth Proportional to 60,789.75, 91,184.35 and 16,421.05

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Solution

The fourth proportional to 60,789.75, 91,184.35 and 16,421.05 is: 24,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,789.75 : 91,184.35 = 16,421.05 : x
  2. Step 2: Convert to fraction form
    60,789.75/91,184.35 = 16,421.05/x
  3. Step 3: Cross multiply
    60,789.75x = 91,184.35 × 16,421.05
  4. Step 4: Simplify right side
    60,789.75x = 1,497,342,770.57
  5. Step 5: Solve for x
    x = 1,497,342,770.57/60,789.75
  6. Step 6: Final answer
    x = 24,631.50

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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.