Home / 14,528.26-20,046.77-8,155.18

Finding the Fourth Proportional to 14,528.26, 20,046.77 and 8,155.18

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Solution

The fourth proportional to 14,528.26, 20,046.77 and 8,155.18 is: 11,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.26 : 20,046.77 = 8,155.18 : x
  2. Step 2: Convert to fraction form
    14,528.26/20,046.77 = 8,155.18/x
  3. Step 3: Cross multiply
    14,528.26x = 20,046.77 × 8,155.18
  4. Step 4: Simplify right side
    14,528.26x = 163,484,917.53
  5. Step 5: Solve for x
    x = 163,484,917.53/14,528.26
  6. Step 6: Final answer
    x = 11,252.89

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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.