Home / 25,463.97-38,196.99-12,130.11

Finding the Fourth Proportional to 25,463.97, 38,196.99 and 12,130.11

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Solution

The fourth proportional to 25,463.97, 38,196.99 and 12,130.11 is: 18,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,463.97 : 38,196.99 = 12,130.11 : x
  2. Step 2: Convert to fraction form
    25,463.97/38,196.99 = 12,130.11/x
  3. Step 3: Cross multiply
    25,463.97x = 38,196.99 × 12,130.11
  4. Step 4: Simplify right side
    25,463.97x = 463,333,690.37
  5. Step 5: Solve for x
    x = 463,333,690.37/25,463.97
  6. Step 6: Final answer
    x = 18,195.66

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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.