Home / 14,281.10-19,705.10-7,992.26

Finding the Fourth Proportional to 14,281.10, 19,705.10 and 7,992.26

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Solution

The fourth proportional to 14,281.10, 19,705.10 and 7,992.26 is: 11,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.10 : 19,705.10 = 7,992.26 : x
  2. Step 2: Convert to fraction form
    14,281.10/19,705.10 = 7,992.26/x
  3. Step 3: Cross multiply
    14,281.10x = 19,705.10 × 7,992.26
  4. Step 4: Simplify right side
    14,281.10x = 157,488,282.53
  5. Step 5: Solve for x
    x = 157,488,282.53/14,281.10
  6. Step 6: Final answer
    x = 11,027.74

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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.