Home / 30,343.64-45,515.44-9,568.76

Finding the Fourth Proportional to 30,343.64, 45,515.44 and 9,568.76

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Solution

The fourth proportional to 30,343.64, 45,515.44 and 9,568.76 is: 14,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,343.64 : 45,515.44 = 9,568.76 : x
  2. Step 2: Convert to fraction form
    30,343.64/45,515.44 = 9,568.76/x
  3. Step 3: Cross multiply
    30,343.64x = 45,515.44 × 9,568.76
  4. Step 4: Simplify right side
    30,343.64x = 435,526,321.65
  5. Step 5: Solve for x
    x = 435,526,321.65/30,343.64
  6. Step 6: Final answer
    x = 14,353.13

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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.