Home / 48,076.76-72,112.44-13,013.84

Finding the Fourth Proportional to 48,076.76, 72,112.44 and 13,013.84

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Solution

The fourth proportional to 48,076.76, 72,112.44 and 13,013.84 is: 19,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,076.76 : 72,112.44 = 13,013.84 : x
  2. Step 2: Convert to fraction form
    48,076.76/72,112.44 = 13,013.84/x
  3. Step 3: Cross multiply
    48,076.76x = 72,112.44 × 13,013.84
  4. Step 4: Simplify right side
    48,076.76x = 938,459,756.17
  5. Step 5: Solve for x
    x = 938,459,756.17/48,076.76
  6. Step 6: Final answer
    x = 19,520.03

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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.