Home / 30,125.47-41,572.44-17,378.65

Finding the Fourth Proportional to 30,125.47, 41,572.44 and 17,378.65

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Solution

The fourth proportional to 30,125.47, 41,572.44 and 17,378.65 is: 23,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.47 : 41,572.44 = 17,378.65 : x
  2. Step 2: Convert to fraction form
    30,125.47/41,572.44 = 17,378.65/x
  3. Step 3: Cross multiply
    30,125.47x = 41,572.44 × 17,378.65
  4. Step 4: Simplify right side
    30,125.47x = 722,472,936.37
  5. Step 5: Solve for x
    x = 722,472,936.37/30,125.47
  6. Step 6: Final answer
    x = 23,982.13

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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.