Home / 30,515.24-45,790.16-16,475.08

Finding the Fourth Proportional to 30,515.24, 45,790.16 and 16,475.08

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Solution

The fourth proportional to 30,515.24, 45,790.16 and 16,475.08 is: 24,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,515.24 : 45,790.16 = 16,475.08 : x
  2. Step 2: Convert to fraction form
    30,515.24/45,790.16 = 16,475.08/x
  3. Step 3: Cross multiply
    30,515.24x = 45,790.16 × 16,475.08
  4. Step 4: Simplify right side
    30,515.24x = 754,396,549.21
  5. Step 5: Solve for x
    x = 754,396,549.21/30,515.24
  6. Step 6: Final answer
    x = 24,721.96

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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.