Home / 48,320.30-72,477.19-13,257.02

Finding the Fourth Proportional to 48,320.30, 72,477.19 and 13,257.02

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Solution

The fourth proportional to 48,320.30, 72,477.19 and 13,257.02 is: 19,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,320.30 : 72,477.19 = 13,257.02 : x
  2. Step 2: Convert to fraction form
    48,320.30/72,477.19 = 13,257.02/x
  3. Step 3: Cross multiply
    48,320.30x = 72,477.19 × 13,257.02
  4. Step 4: Simplify right side
    48,320.30x = 960,831,557.37
  5. Step 5: Solve for x
    x = 960,831,557.37/48,320.30
  6. Step 6: Final answer
    x = 19,884.64

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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.