Home / 13,037.40-19,557.96-4,270.44

Finding the Fourth Proportional to 13,037.40, 19,557.96 and 4,270.44

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Solution

The fourth proportional to 13,037.40, 19,557.96 and 4,270.44 is: 6,406.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.40 : 19,557.96 = 4,270.44 : x
  2. Step 2: Convert to fraction form
    13,037.40/19,557.96 = 4,270.44/x
  3. Step 3: Cross multiply
    13,037.40x = 19,557.96 × 4,270.44
  4. Step 4: Simplify right side
    13,037.40x = 83,521,094.70
  5. Step 5: Solve for x
    x = 83,521,094.70/13,037.40
  6. Step 6: Final answer
    x = 6,406.27

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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.