Home / 43,048.02-64,576.98-11,458.51

Finding the Fourth Proportional to 43,048.02, 64,576.98 and 11,458.51

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Solution

The fourth proportional to 43,048.02, 64,576.98 and 11,458.51 is: 17,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,048.02 : 64,576.98 = 11,458.51 : x
  2. Step 2: Convert to fraction form
    43,048.02/64,576.98 = 11,458.51/x
  3. Step 3: Cross multiply
    43,048.02x = 64,576.98 × 11,458.51
  4. Step 4: Simplify right side
    43,048.02x = 739,956,221.24
  5. Step 5: Solve for x
    x = 739,956,221.24/43,048.02
  6. Step 6: Final answer
    x = 17,189.09

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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.