Home / 65,207.04-97,814.40-18,456

Finding the Fourth Proportional to 65,207.04, 97,814.40 and 18,456

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Solution

The fourth proportional to 65,207.04, 97,814.40 and 18,456 is: 27,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,207.04 : 97,814.40 = 18,456 : x
  2. Step 2: Convert to fraction form
    65,207.04/97,814.40 = 18,456/x
  3. Step 3: Cross multiply
    65,207.04x = 97,814.40 × 18,456
  4. Step 4: Simplify right side
    65,207.04x = 1,805,262,566.40
  5. Step 5: Solve for x
    x = 1,805,262,566.40/65,207.04
  6. Step 6: Final answer
    x = 27,685.09

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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.