Home / 13,714.59-18,926.10-7,426.95

Finding the Fourth Proportional to 13,714.59, 18,926.10 and 7,426.95

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Solution

The fourth proportional to 13,714.59, 18,926.10 and 7,426.95 is: 10,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714.59 : 18,926.10 = 7,426.95 : x
  2. Step 2: Convert to fraction form
    13,714.59/18,926.10 = 7,426.95/x
  3. Step 3: Cross multiply
    13,714.59x = 18,926.10 × 7,426.95
  4. Step 4: Simplify right side
    13,714.59x = 140,563,198.40
  5. Step 5: Solve for x
    x = 140,563,198.40/13,714.59
  6. Step 6: Final answer
    x = 10,249.17

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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.