Home / 43,013.13-64,544.75-18,051.26

Finding the Fourth Proportional to 43,013.13, 64,544.75 and 18,051.26

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Solution

The fourth proportional to 43,013.13, 64,544.75 and 18,051.26 is: 27,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,013.13 : 64,544.75 = 18,051.26 : x
  2. Step 2: Convert to fraction form
    43,013.13/64,544.75 = 18,051.26/x
  3. Step 3: Cross multiply
    43,013.13x = 64,544.75 × 18,051.26
  4. Step 4: Simplify right side
    43,013.13x = 1,165,113,718.60
  5. Step 5: Solve for x
    x = 1,165,113,718.60/43,013.13
  6. Step 6: Final answer
    x = 27,087.40

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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.