Home / 62,012.40-93,017.22-19,890.78

Finding the Fourth Proportional to 62,012.40, 93,017.22 and 19,890.78

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Solution

The fourth proportional to 62,012.40, 93,017.22 and 19,890.78 is: 29,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,012.40 : 93,017.22 = 19,890.78 : x
  2. Step 2: Convert to fraction form
    62,012.40/93,017.22 = 19,890.78/x
  3. Step 3: Cross multiply
    62,012.40x = 93,017.22 × 19,890.78
  4. Step 4: Simplify right side
    62,012.40x = 1,850,185,059.23
  5. Step 5: Solve for x
    x = 1,850,185,059.23/62,012.40
  6. Step 6: Final answer
    x = 29,835.73

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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.