Home / 43,225.63-64,863.96-18,264.07

Finding the Fourth Proportional to 43,225.63, 64,863.96 and 18,264.07

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Solution

The fourth proportional to 43,225.63, 64,863.96 and 18,264.07 is: 27,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,225.63 : 64,863.96 = 18,264.07 : x
  2. Step 2: Convert to fraction form
    43,225.63/64,863.96 = 18,264.07/x
  3. Step 3: Cross multiply
    43,225.63x = 64,863.96 × 18,264.07
  4. Step 4: Simplify right side
    43,225.63x = 1,184,679,905.92
  5. Step 5: Solve for x
    x = 1,184,679,905.92/43,225.63
  6. Step 6: Final answer
    x = 27,406.89

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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.