Home / 14,333.12-19,778.52-8,045.36

Finding the Fourth Proportional to 14,333.12, 19,778.52 and 8,045.36

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Solution

The fourth proportional to 14,333.12, 19,778.52 and 8,045.36 is: 11,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.12 : 19,778.52 = 8,045.36 : x
  2. Step 2: Convert to fraction form
    14,333.12/19,778.52 = 8,045.36/x
  3. Step 3: Cross multiply
    14,333.12x = 19,778.52 × 8,045.36
  4. Step 4: Simplify right side
    14,333.12x = 159,125,313.67
  5. Step 5: Solve for x
    x = 159,125,313.67/14,333.12
  6. Step 6: Final answer
    x = 11,101.93

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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.