Home / 34,155.74-51,237.89-18,339.02

Finding the Fourth Proportional to 34,155.74, 51,237.89 and 18,339.02

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Solution

The fourth proportional to 34,155.74, 51,237.89 and 18,339.02 is: 27,510.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.74 : 51,237.89 = 18,339.02 : x
  2. Step 2: Convert to fraction form
    34,155.74/51,237.89 = 18,339.02/x
  3. Step 3: Cross multiply
    34,155.74x = 51,237.89 × 18,339.02
  4. Step 4: Simplify right side
    34,155.74x = 939,652,602.50
  5. Step 5: Solve for x
    x = 939,652,602.50/34,155.74
  6. Step 6: Final answer
    x = 27,510.82

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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.