Home / 48,065.22-72,096-13,005.72

Finding the Fourth Proportional to 48,065.22, 72,096 and 13,005.72

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Solution

The fourth proportional to 48,065.22, 72,096 and 13,005.72 is: 19,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,065.22 : 72,096 = 13,005.72 : x
  2. Step 2: Convert to fraction form
    48,065.22/72,096 = 13,005.72/x
  3. Step 3: Cross multiply
    48,065.22x = 72,096 × 13,005.72
  4. Step 4: Simplify right side
    48,065.22x = 937,660,389.12
  5. Step 5: Solve for x
    x = 937,660,389.12/48,065.22
  6. Step 6: Final answer
    x = 19,508.08

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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.