Home / 56,955.48-85,441.38-17,515.89

Finding the Fourth Proportional to 56,955.48, 85,441.38 and 17,515.89

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Solution

The fourth proportional to 56,955.48, 85,441.38 and 17,515.89 is: 26,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,955.48 : 85,441.38 = 17,515.89 : x
  2. Step 2: Convert to fraction form
    56,955.48/85,441.38 = 17,515.89/x
  3. Step 3: Cross multiply
    56,955.48x = 85,441.38 × 17,515.89
  4. Step 4: Simplify right side
    56,955.48x = 1,496,581,813.53
  5. Step 5: Solve for x
    x = 1,496,581,813.53/56,955.48
  6. Step 6: Final answer
    x = 26,276.34

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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.