Home / 30,199.28-41,715.12-25,180.16

Finding the Fourth Proportional to 30,199.28, 41,715.12 and 25,180.16

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Solution

The fourth proportional to 30,199.28, 41,715.12 and 25,180.16 is: 34,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.28 : 41,715.12 = 25,180.16 : x
  2. Step 2: Convert to fraction form
    30,199.28/41,715.12 = 25,180.16/x
  3. Step 3: Cross multiply
    30,199.28x = 41,715.12 × 25,180.16
  4. Step 4: Simplify right side
    30,199.28x = 1,050,393,396.02
  5. Step 5: Solve for x
    x = 1,050,393,396.02/30,199.28
  6. Step 6: Final answer
    x = 34,782.07

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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.