Home / 48,496.74-72,745.20-13,436.49

Finding the Fourth Proportional to 48,496.74, 72,745.20 and 13,436.49

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Solution

The fourth proportional to 48,496.74, 72,745.20 and 13,436.49 is: 20,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,496.74 : 72,745.20 = 13,436.49 : x
  2. Step 2: Convert to fraction form
    48,496.74/72,745.20 = 13,436.49/x
  3. Step 3: Cross multiply
    48,496.74x = 72,745.20 × 13,436.49
  4. Step 4: Simplify right side
    48,496.74x = 977,440,152.35
  5. Step 5: Solve for x
    x = 977,440,152.35/48,496.74
  6. Step 6: Final answer
    x = 20,154.76

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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.