Home / 45,775.98-68,653.44-17,699.76

Finding the Fourth Proportional to 45,775.98, 68,653.44 and 17,699.76

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Solution

The fourth proportional to 45,775.98, 68,653.44 and 17,699.76 is: 26,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,775.98 : 68,653.44 = 17,699.76 : x
  2. Step 2: Convert to fraction form
    45,775.98/68,653.44 = 17,699.76/x
  3. Step 3: Cross multiply
    45,775.98x = 68,653.44 × 17,699.76
  4. Step 4: Simplify right side
    45,775.98x = 1,215,149,411.17
  5. Step 5: Solve for x
    x = 1,215,149,411.17/45,775.98
  6. Step 6: Final answer
    x = 26,545.57

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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.