Home / 48,762.32-73,120.40-22,459.28

Finding the Fourth Proportional to 48,762.32, 73,120.40 and 22,459.28

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Solution

The fourth proportional to 48,762.32, 73,120.40 and 22,459.28 is: 33,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,762.32 : 73,120.40 = 22,459.28 : x
  2. Step 2: Convert to fraction form
    48,762.32/73,120.40 = 22,459.28/x
  3. Step 3: Cross multiply
    48,762.32x = 73,120.40 × 22,459.28
  4. Step 4: Simplify right side
    48,762.32x = 1,642,231,537.31
  5. Step 5: Solve for x
    x = 1,642,231,537.31/48,762.32
  6. Step 6: Final answer
    x = 33,678.29

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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.