Home / 51,014.00-76,443.14-21,415.79

Finding the Fourth Proportional to 51,014.00, 76,443.14 and 21,415.79

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Solution

The fourth proportional to 51,014.00, 76,443.14 and 21,415.79 is: 32,091.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,014.00 : 76,443.14 = 21,415.79 : x
  2. Step 2: Convert to fraction form
    51,014.00/76,443.14 = 21,415.79/x
  3. Step 3: Cross multiply
    51,014.00x = 76,443.14 × 21,415.79
  4. Step 4: Simplify right side
    51,014.00x = 1,637,090,477.83
  5. Step 5: Solve for x
    x = 1,637,090,477.83/51,014.00
  6. Step 6: Final answer
    x = 32,091.00

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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.