Home / 18,214.66-25,136.65-10,148.85

Finding the Fourth Proportional to 18,214.66, 25,136.65 and 10,148.85

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Solution

The fourth proportional to 18,214.66, 25,136.65 and 10,148.85 is: 14,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.66 : 25,136.65 = 10,148.85 : x
  2. Step 2: Convert to fraction form
    18,214.66/25,136.65 = 10,148.85/x
  3. Step 3: Cross multiply
    18,214.66x = 25,136.65 × 10,148.85
  4. Step 4: Simplify right side
    18,214.66x = 255,107,964.67
  5. Step 5: Solve for x
    x = 255,107,964.67/18,214.66
  6. Step 6: Final answer
    x = 14,005.64

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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.