Home / 42,804.64-64,215.06-16,512.04

Finding the Fourth Proportional to 42,804.64, 64,215.06 and 16,512.04

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Solution

The fourth proportional to 42,804.64, 64,215.06 and 16,512.04 is: 24,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804.64 : 64,215.06 = 16,512.04 : x
  2. Step 2: Convert to fraction form
    42,804.64/64,215.06 = 16,512.04/x
  3. Step 3: Cross multiply
    42,804.64x = 64,215.06 × 16,512.04
  4. Step 4: Simplify right side
    42,804.64x = 1,060,321,639.32
  5. Step 5: Solve for x
    x = 1,060,321,639.32/42,804.64
  6. Step 6: Final answer
    x = 24,771.18

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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.