Home / 14,100.14-19,460.23-8,130.62

Finding the Fourth Proportional to 14,100.14, 19,460.23 and 8,130.62

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Solution

The fourth proportional to 14,100.14, 19,460.23 and 8,130.62 is: 11,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.14 : 19,460.23 = 8,130.62 : x
  2. Step 2: Convert to fraction form
    14,100.14/19,460.23 = 8,130.62/x
  3. Step 3: Cross multiply
    14,100.14x = 19,460.23 × 8,130.62
  4. Step 4: Simplify right side
    14,100.14x = 158,223,617.61
  5. Step 5: Solve for x
    x = 158,223,617.61/14,100.14
  6. Step 6: Final answer
    x = 11,221.43

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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.