Home / 25,021.39-34,528.74-14,947.57

Finding the Fourth Proportional to 25,021.39, 34,528.74 and 14,947.57

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Solution

The fourth proportional to 25,021.39, 34,528.74 and 14,947.57 is: 20,627.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.39 : 34,528.74 = 14,947.57 : x
  2. Step 2: Convert to fraction form
    25,021.39/34,528.74 = 14,947.57/x
  3. Step 3: Cross multiply
    25,021.39x = 34,528.74 × 14,947.57
  4. Step 4: Simplify right side
    25,021.39x = 516,120,758.16
  5. Step 5: Solve for x
    x = 516,120,758.16/25,021.39
  6. Step 6: Final answer
    x = 20,627.18

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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.