Home / 38,955.53-58,387.15-17,877.81

Finding the Fourth Proportional to 38,955.53, 58,387.15 and 17,877.81

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Solution

The fourth proportional to 38,955.53, 58,387.15 and 17,877.81 is: 26,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,955.53 : 58,387.15 = 17,877.81 : x
  2. Step 2: Convert to fraction form
    38,955.53/58,387.15 = 17,877.81/x
  3. Step 3: Cross multiply
    38,955.53x = 58,387.15 × 17,877.81
  4. Step 4: Simplify right side
    38,955.53x = 1,043,834,329.45
  5. Step 5: Solve for x
    x = 1,043,834,329.45/38,955.53
  6. Step 6: Final answer
    x = 26,795.53

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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.