Home / 13,237.70-19,854.77-3,377.03

Finding the Fourth Proportional to 13,237.70, 19,854.77 and 3,377.03

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Solution

The fourth proportional to 13,237.70, 19,854.77 and 3,377.03 is: 5,065.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.70 : 19,854.77 = 3,377.03 : x
  2. Step 2: Convert to fraction form
    13,237.70/19,854.77 = 3,377.03/x
  3. Step 3: Cross multiply
    13,237.70x = 19,854.77 × 3,377.03
  4. Step 4: Simplify right side
    13,237.70x = 67,050,037.77
  5. Step 5: Solve for x
    x = 67,050,037.77/13,237.70
  6. Step 6: Final answer
    x = 5,065.08

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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.