Home / 14,229.86-19,633.52-9,755.01

Finding the Fourth Proportional to 14,229.86, 19,633.52 and 9,755.01

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Solution

The fourth proportional to 14,229.86, 19,633.52 and 9,755.01 is: 13,459.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.86 : 19,633.52 = 9,755.01 : x
  2. Step 2: Convert to fraction form
    14,229.86/19,633.52 = 9,755.01/x
  3. Step 3: Cross multiply
    14,229.86x = 19,633.52 × 9,755.01
  4. Step 4: Simplify right side
    14,229.86x = 191,525,208.32
  5. Step 5: Solve for x
    x = 191,525,208.32/14,229.86
  6. Step 6: Final answer
    x = 13,459.39

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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.