Home / 30,307.93-45,471.33-15,527.23

Finding the Fourth Proportional to 30,307.93, 45,471.33 and 15,527.23

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Solution

The fourth proportional to 30,307.93, 45,471.33 and 15,527.23 is: 23,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307.93 : 45,471.33 = 15,527.23 : x
  2. Step 2: Convert to fraction form
    30,307.93/45,471.33 = 15,527.23/x
  3. Step 3: Cross multiply
    30,307.93x = 45,471.33 × 15,527.23
  4. Step 4: Simplify right side
    30,307.93x = 706,043,685.64
  5. Step 5: Solve for x
    x = 706,043,685.64/30,307.93
  6. Step 6: Final answer
    x = 23,295.68

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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.