Home / 50,748.17-76,122.54-13,307.90

Finding the Fourth Proportional to 50,748.17, 76,122.54 and 13,307.90

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Solution

The fourth proportional to 50,748.17, 76,122.54 and 13,307.90 is: 19,961.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.17 : 76,122.54 = 13,307.90 : x
  2. Step 2: Convert to fraction form
    50,748.17/76,122.54 = 13,307.90/x
  3. Step 3: Cross multiply
    50,748.17x = 76,122.54 × 13,307.90
  4. Step 4: Simplify right side
    50,748.17x = 1,013,030,769.45
  5. Step 5: Solve for x
    x = 1,013,030,769.45/50,748.17
  6. Step 6: Final answer
    x = 19,961.92

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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.