Home / 14,430.22-21,645.49-5,070.51

Finding the Fourth Proportional to 14,430.22, 21,645.49 and 5,070.51

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Solution

The fourth proportional to 14,430.22, 21,645.49 and 5,070.51 is: 7,605.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.22 : 21,645.49 = 5,070.51 : x
  2. Step 2: Convert to fraction form
    14,430.22/21,645.49 = 5,070.51/x
  3. Step 3: Cross multiply
    14,430.22x = 21,645.49 × 5,070.51
  4. Step 4: Simplify right side
    14,430.22x = 109,753,565.27
  5. Step 5: Solve for x
    x = 109,753,565.27/14,430.22
  6. Step 6: Final answer
    x = 7,605.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.