Home / 25,458.40-38,000.20-23,675.68

Finding the Fourth Proportional to 25,458.40, 38,000.20 and 23,675.68

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Solution

The fourth proportional to 25,458.40, 38,000.20 and 23,675.68 is: 35,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.40 : 38,000.20 = 23,675.68 : x
  2. Step 2: Convert to fraction form
    25,458.40/38,000.20 = 23,675.68/x
  3. Step 3: Cross multiply
    25,458.40x = 38,000.20 × 23,675.68
  4. Step 4: Simplify right side
    25,458.40x = 899,680,575.14
  5. Step 5: Solve for x
    x = 899,680,575.14/25,458.40
  6. Step 6: Final answer
    x = 35,339.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.