Home / 14,095.40-19,451.55-8,127.02

Finding the Fourth Proportional to 14,095.40, 19,451.55 and 8,127.02

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Solution

The fourth proportional to 14,095.40, 19,451.55 and 8,127.02 is: 11,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.40 : 19,451.55 = 8,127.02 : x
  2. Step 2: Convert to fraction form
    14,095.40/19,451.55 = 8,127.02/x
  3. Step 3: Cross multiply
    14,095.40x = 19,451.55 × 8,127.02
  4. Step 4: Simplify right side
    14,095.40x = 158,083,135.88
  5. Step 5: Solve for x
    x = 158,083,135.88/14,095.40
  6. Step 6: Final answer
    x = 11,215.23

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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.