Home / 30,400.29-45,569.45-11,675.52

Finding the Fourth Proportional to 30,400.29, 45,569.45 and 11,675.52

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Solution

The fourth proportional to 30,400.29, 45,569.45 and 11,675.52 is: 17,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,400.29 : 45,569.45 = 11,675.52 : x
  2. Step 2: Convert to fraction form
    30,400.29/45,569.45 = 11,675.52/x
  3. Step 3: Cross multiply
    30,400.29x = 45,569.45 × 11,675.52
  4. Step 4: Simplify right side
    30,400.29x = 532,047,054.05
  5. Step 5: Solve for x
    x = 532,047,054.05/30,400.29
  6. Step 6: Final answer
    x = 17,501.38

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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.