Home / 48,032.64-72,064.44-19,966.32

Finding the Fourth Proportional to 48,032.64, 72,064.44 and 19,966.32

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Solution

The fourth proportional to 48,032.64, 72,064.44 and 19,966.32 is: 29,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,032.64 : 72,064.44 = 19,966.32 : x
  2. Step 2: Convert to fraction form
    48,032.64/72,064.44 = 19,966.32/x
  3. Step 3: Cross multiply
    48,032.64x = 72,064.44 × 19,966.32
  4. Step 4: Simplify right side
    48,032.64x = 1,438,861,669.66
  5. Step 5: Solve for x
    x = 1,438,861,669.66/48,032.64
  6. Step 6: Final answer
    x = 29,955.91

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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.