Home / 43,244.35-64,875.29-18,284.36

Finding the Fourth Proportional to 43,244.35, 64,875.29 and 18,284.36

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Solution

The fourth proportional to 43,244.35, 64,875.29 and 18,284.36 is: 27,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,244.35 : 64,875.29 = 18,284.36 : x
  2. Step 2: Convert to fraction form
    43,244.35/64,875.29 = 18,284.36/x
  3. Step 3: Cross multiply
    43,244.35x = 64,875.29 × 18,284.36
  4. Step 4: Simplify right side
    43,244.35x = 1,186,203,142.25
  5. Step 5: Solve for x
    x = 1,186,203,142.25/43,244.35
  6. Step 6: Final answer
    x = 27,430.24

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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.