Home / 13,070.46-18,028.04-8,037.44

Finding the Fourth Proportional to 13,070.46, 18,028.04 and 8,037.44

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Solution

The fourth proportional to 13,070.46, 18,028.04 and 8,037.44 is: 11,086.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.46 : 18,028.04 = 8,037.44 : x
  2. Step 2: Convert to fraction form
    13,070.46/18,028.04 = 8,037.44/x
  3. Step 3: Cross multiply
    13,070.46x = 18,028.04 × 8,037.44
  4. Step 4: Simplify right side
    13,070.46x = 144,899,159.49
  5. Step 5: Solve for x
    x = 144,899,159.49/13,070.46
  6. Step 6: Final answer
    x = 11,086.00

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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.