Home / 17,429.12-26,116.80-8,184.32

Finding the Fourth Proportional to 17,429.12, 26,116.80 and 8,184.32

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Solution

The fourth proportional to 17,429.12, 26,116.80 and 8,184.32 is: 12,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.12 : 26,116.80 = 8,184.32 : x
  2. Step 2: Convert to fraction form
    17,429.12/26,116.80 = 8,184.32/x
  3. Step 3: Cross multiply
    17,429.12x = 26,116.80 × 8,184.32
  4. Step 4: Simplify right side
    17,429.12x = 213,748,248.58
  5. Step 5: Solve for x
    x = 213,748,248.58/17,429.12
  6. Step 6: Final answer
    x = 12,263.86

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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.