Home / 64,759.14-97,135.45-18,012.42

Finding the Fourth Proportional to 64,759.14, 97,135.45 and 18,012.42

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Solution

The fourth proportional to 64,759.14, 97,135.45 and 18,012.42 is: 27,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,759.14 : 97,135.45 = 18,012.42 : x
  2. Step 2: Convert to fraction form
    64,759.14/97,135.45 = 18,012.42/x
  3. Step 3: Cross multiply
    64,759.14x = 97,135.45 × 18,012.42
  4. Step 4: Simplify right side
    64,759.14x = 1,749,644,522.29
  5. Step 5: Solve for x
    x = 1,749,644,522.29/64,759.14
  6. Step 6: Final answer
    x = 27,017.72

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1.5x scale

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.