Home / 30,326.66-45,488.42-11,605.26

Finding the Fourth Proportional to 30,326.66, 45,488.42 and 11,605.26

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Solution

The fourth proportional to 30,326.66, 45,488.42 and 11,605.26 is: 17,407.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.66 : 45,488.42 = 11,605.26 : x
  2. Step 2: Convert to fraction form
    30,326.66/45,488.42 = 11,605.26/x
  3. Step 3: Cross multiply
    30,326.66x = 45,488.42 × 11,605.26
  4. Step 4: Simplify right side
    30,326.66x = 527,904,941.09
  5. Step 5: Solve for x
    x = 527,904,941.09/30,326.66
  6. Step 6: Final answer
    x = 17,407.29

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1.5x scale

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.