Home / 19,101.60-28,651.08-5,952.72

Finding the Fourth Proportional to 19,101.60, 28,651.08 and 5,952.72

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Solution

The fourth proportional to 19,101.60, 28,651.08 and 5,952.72 is: 8,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.60 : 28,651.08 = 5,952.72 : x
  2. Step 2: Convert to fraction form
    19,101.60/28,651.08 = 5,952.72/x
  3. Step 3: Cross multiply
    19,101.60x = 28,651.08 × 5,952.72
  4. Step 4: Simplify right side
    19,101.60x = 170,551,856.94
  5. Step 5: Solve for x
    x = 170,551,856.94/19,101.60
  6. Step 6: Final answer
    x = 8,928.67

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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.