Home / 27,897.48-38,423.70-25,795.44

Finding the Fourth Proportional to 27,897.48, 38,423.70 and 25,795.44

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Solution

The fourth proportional to 27,897.48, 38,423.70 and 25,795.44 is: 35,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,897.48 : 38,423.70 = 25,795.44 : x
  2. Step 2: Convert to fraction form
    27,897.48/38,423.70 = 25,795.44/x
  3. Step 3: Cross multiply
    27,897.48x = 38,423.70 × 25,795.44
  4. Step 4: Simplify right side
    27,897.48x = 991,156,247.93
  5. Step 5: Solve for x
    x = 991,156,247.93/27,897.48
  6. Step 6: Final answer
    x = 35,528.52

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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.