Home / 48,477.33-72,676.70-21,803.79

Finding the Fourth Proportional to 48,477.33, 72,676.70 and 21,803.79

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Solution

The fourth proportional to 48,477.33, 72,676.70 and 21,803.79 is: 32,688.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,477.33 : 72,676.70 = 21,803.79 : x
  2. Step 2: Convert to fraction form
    48,477.33/72,676.70 = 21,803.79/x
  3. Step 3: Cross multiply
    48,477.33x = 72,676.70 × 21,803.79
  4. Step 4: Simplify right side
    48,477.33x = 1,584,627,395.67
  5. Step 5: Solve for x
    x = 1,584,627,395.67/48,477.33
  6. Step 6: Final answer
    x = 32,688.01

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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.