Home / 25,020.74-34,523.12-14,947.64

Finding the Fourth Proportional to 25,020.74, 34,523.12 and 14,947.64

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Solution

The fourth proportional to 25,020.74, 34,523.12 and 14,947.64 is: 20,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020.74 : 34,523.12 = 14,947.64 : x
  2. Step 2: Convert to fraction form
    25,020.74/34,523.12 = 14,947.64/x
  3. Step 3: Cross multiply
    25,020.74x = 34,523.12 × 14,947.64
  4. Step 4: Simplify right side
    25,020.74x = 516,038,922.08
  5. Step 5: Solve for x
    x = 516,038,922.08/25,020.74
  6. Step 6: Final answer
    x = 20,624.45

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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.