Home / 17,686.12-26,529.18-8,424.04

Finding the Fourth Proportional to 17,686.12, 26,529.18 and 8,424.04

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Solution

The fourth proportional to 17,686.12, 26,529.18 and 8,424.04 is: 12,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.12 : 26,529.18 = 8,424.04 : x
  2. Step 2: Convert to fraction form
    17,686.12/26,529.18 = 8,424.04/x
  3. Step 3: Cross multiply
    17,686.12x = 26,529.18 × 8,424.04
  4. Step 4: Simplify right side
    17,686.12x = 223,482,873.49
  5. Step 5: Solve for x
    x = 223,482,873.49/17,686.12
  6. Step 6: Final answer
    x = 12,636.06

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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.