Home / 50,748.56-76,130.12-15,690.95

Finding the Fourth Proportional to 50,748.56, 76,130.12 and 15,690.95

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Solution

The fourth proportional to 50,748.56, 76,130.12 and 15,690.95 is: 23,538.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.56 : 76,130.12 = 15,690.95 : x
  2. Step 2: Convert to fraction form
    50,748.56/76,130.12 = 15,690.95/x
  3. Step 3: Cross multiply
    50,748.56x = 76,130.12 × 15,690.95
  4. Step 4: Simplify right side
    50,748.56x = 1,194,553,447.31
  5. Step 5: Solve for x
    x = 1,194,553,447.31/50,748.56
  6. Step 6: Final answer
    x = 23,538.67

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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.