Home / 45,237.51-67,860.92-15,655.30

Finding the Fourth Proportional to 45,237.51, 67,860.92 and 15,655.30

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Solution

The fourth proportional to 45,237.51, 67,860.92 and 15,655.30 is: 23,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,237.51 : 67,860.92 = 15,655.30 : x
  2. Step 2: Convert to fraction form
    45,237.51/67,860.92 = 15,655.30/x
  3. Step 3: Cross multiply
    45,237.51x = 67,860.92 × 15,655.30
  4. Step 4: Simplify right side
    45,237.51x = 1,062,383,060.88
  5. Step 5: Solve for x
    x = 1,062,383,060.88/45,237.51
  6. Step 6: Final answer
    x = 23,484.56

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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.