Home / 30,311.16-45,477.66-15,527.04

Finding the Fourth Proportional to 30,311.16, 45,477.66 and 15,527.04

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Solution

The fourth proportional to 30,311.16, 45,477.66 and 15,527.04 is: 23,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,311.16 : 45,477.66 = 15,527.04 : x
  2. Step 2: Convert to fraction form
    30,311.16/45,477.66 = 15,527.04/x
  3. Step 3: Cross multiply
    30,311.16x = 45,477.66 × 15,527.04
  4. Step 4: Simplify right side
    30,311.16x = 706,133,445.93
  5. Step 5: Solve for x
    x = 706,133,445.93/30,311.16
  6. Step 6: Final answer
    x = 23,296.15

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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.