Home / 30,288.54-41,800.95-17,715.18

Finding the Fourth Proportional to 30,288.54, 41,800.95 and 17,715.18

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Solution

The fourth proportional to 30,288.54, 41,800.95 and 17,715.18 is: 24,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288.54 : 41,800.95 = 17,715.18 : x
  2. Step 2: Convert to fraction form
    30,288.54/41,800.95 = 17,715.18/x
  3. Step 3: Cross multiply
    30,288.54x = 41,800.95 × 17,715.18
  4. Step 4: Simplify right side
    30,288.54x = 740,511,353.42
  5. Step 5: Solve for x
    x = 740,511,353.42/30,288.54
  6. Step 6: Final answer
    x = 24,448.57

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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.