Home / 25,285.39-37,925.12-15,897.69

Finding the Fourth Proportional to 25,285.39, 37,925.12 and 15,897.69

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Solution

The fourth proportional to 25,285.39, 37,925.12 and 15,897.69 is: 23,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.39 : 37,925.12 = 15,897.69 : x
  2. Step 2: Convert to fraction form
    25,285.39/37,925.12 = 15,897.69/x
  3. Step 3: Cross multiply
    25,285.39x = 37,925.12 × 15,897.69
  4. Step 4: Simplify right side
    25,285.39x = 602,921,800.97
  5. Step 5: Solve for x
    x = 602,921,800.97/25,285.39
  6. Step 6: Final answer
    x = 23,844.67

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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.