Home / 14,037.21-19,371.34-8,070.04

Finding the Fourth Proportional to 14,037.21, 19,371.34 and 8,070.04

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Solution

The fourth proportional to 14,037.21, 19,371.34 and 8,070.04 is: 11,136.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.21 : 19,371.34 = 8,070.04 : x
  2. Step 2: Convert to fraction form
    14,037.21/19,371.34 = 8,070.04/x
  3. Step 3: Cross multiply
    14,037.21x = 19,371.34 × 8,070.04
  4. Step 4: Simplify right side
    14,037.21x = 156,327,488.65
  5. Step 5: Solve for x
    x = 156,327,488.65/14,037.21
  6. Step 6: Final answer
    x = 11,136.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.