Home / 25,263.12-37,900.16-9,680.76

Finding the Fourth Proportional to 25,263.12, 37,900.16 and 9,680.76

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Solution

The fourth proportional to 25,263.12, 37,900.16 and 9,680.76 is: 14,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,263.12 : 37,900.16 = 9,680.76 : x
  2. Step 2: Convert to fraction form
    25,263.12/37,900.16 = 9,680.76/x
  3. Step 3: Cross multiply
    25,263.12x = 37,900.16 × 9,680.76
  4. Step 4: Simplify right side
    25,263.12x = 366,902,352.92
  5. Step 5: Solve for x
    x = 366,902,352.92/25,263.12
  6. Step 6: Final answer
    x = 14,523.24

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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.