Home / 26,183.12-36,136.40-14,855.40

Finding the Fourth Proportional to 26,183.12, 36,136.40 and 14,855.40

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Solution

The fourth proportional to 26,183.12, 36,136.40 and 14,855.40 is: 20,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,183.12 : 36,136.40 = 14,855.40 : x
  2. Step 2: Convert to fraction form
    26,183.12/36,136.40 = 14,855.40/x
  3. Step 3: Cross multiply
    26,183.12x = 36,136.40 × 14,855.40
  4. Step 4: Simplify right side
    26,183.12x = 536,820,602.28
  5. Step 5: Solve for x
    x = 536,820,602.28/26,183.12
  6. Step 6: Final answer
    x = 20,502.55

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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.