Home / 14,294.42-19,726.36-8,330.18

Finding the Fourth Proportional to 14,294.42, 19,726.36 and 8,330.18

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Solution

The fourth proportional to 14,294.42, 19,726.36 and 8,330.18 is: 11,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294.42 : 19,726.36 = 8,330.18 : x
  2. Step 2: Convert to fraction form
    14,294.42/19,726.36 = 8,330.18/x
  3. Step 3: Cross multiply
    14,294.42x = 19,726.36 × 8,330.18
  4. Step 4: Simplify right side
    14,294.42x = 164,324,129.54
  5. Step 5: Solve for x
    x = 164,324,129.54/14,294.42
  6. Step 6: Final answer
    x = 11,495.68

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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.