Home / 14,210.03-19,609.64-8,242.71

Finding the Fourth Proportional to 14,210.03, 19,609.64 and 8,242.71

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Solution

The fourth proportional to 14,210.03, 19,609.64 and 8,242.71 is: 11,374.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.03 : 19,609.64 = 8,242.71 : x
  2. Step 2: Convert to fraction form
    14,210.03/19,609.64 = 8,242.71/x
  3. Step 3: Cross multiply
    14,210.03x = 19,609.64 × 8,242.71
  4. Step 4: Simplify right side
    14,210.03x = 161,636,648.55
  5. Step 5: Solve for x
    x = 161,636,648.55/14,210.03
  6. Step 6: Final answer
    x = 11,374.83

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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.