Home / 14,037.46-19,371.69-8,070.30

Finding the Fourth Proportional to 14,037.46, 19,371.69 and 8,070.30

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Solution

The fourth proportional to 14,037.46, 19,371.69 and 8,070.30 is: 11,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.46 : 19,371.69 = 8,070.30 : x
  2. Step 2: Convert to fraction form
    14,037.46/19,371.69 = 8,070.30/x
  3. Step 3: Cross multiply
    14,037.46x = 19,371.69 × 8,070.30
  4. Step 4: Simplify right side
    14,037.46x = 156,335,349.81
  5. Step 5: Solve for x
    x = 156,335,349.81/14,037.46
  6. Step 6: Final answer
    x = 11,137.01

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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.