Home / 34,724.67-47,920.23-18,809.16

Finding the Fourth Proportional to 34,724.67, 47,920.23 and 18,809.16

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Solution

The fourth proportional to 34,724.67, 47,920.23 and 18,809.16 is: 25,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,724.67 : 47,920.23 = 18,809.16 : x
  2. Step 2: Convert to fraction form
    34,724.67/47,920.23 = 18,809.16/x
  3. Step 3: Cross multiply
    34,724.67x = 47,920.23 × 18,809.16
  4. Step 4: Simplify right side
    34,724.67x = 901,339,273.31
  5. Step 5: Solve for x
    x = 901,339,273.31/34,724.67
  6. Step 6: Final answer
    x = 25,956.74

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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.