Home / 45,936.15-68,890.53-17,860.56

Finding the Fourth Proportional to 45,936.15, 68,890.53 and 17,860.56

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Solution

The fourth proportional to 45,936.15, 68,890.53 and 17,860.56 is: 26,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,936.15 : 68,890.53 = 17,860.56 : x
  2. Step 2: Convert to fraction form
    45,936.15/68,890.53 = 17,860.56/x
  3. Step 3: Cross multiply
    45,936.15x = 68,890.53 × 17,860.56
  4. Step 4: Simplify right side
    45,936.15x = 1,230,423,444.50
  5. Step 5: Solve for x
    x = 1,230,423,444.50/45,936.15
  6. Step 6: Final answer
    x = 26,785.52

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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.