Home / 43,051.17-64,579.49-11,460.72

Finding the Fourth Proportional to 43,051.17, 64,579.49 and 11,460.72

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Solution

The fourth proportional to 43,051.17, 64,579.49 and 11,460.72 is: 17,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,051.17 : 64,579.49 = 11,460.72 : x
  2. Step 2: Convert to fraction form
    43,051.17/64,579.49 = 11,460.72/x
  3. Step 3: Cross multiply
    43,051.17x = 64,579.49 × 11,460.72
  4. Step 4: Simplify right side
    43,051.17x = 740,127,452.63
  5. Step 5: Solve for x
    x = 740,127,452.63/43,051.17
  6. Step 6: Final answer
    x = 17,191.81

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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.