Home / 27,402.76-37,816.86-15,465.83

Finding the Fourth Proportional to 27,402.76, 37,816.86 and 15,465.83

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Solution

The fourth proportional to 27,402.76, 37,816.86 and 15,465.83 is: 21,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,402.76 : 37,816.86 = 15,465.83 : x
  2. Step 2: Convert to fraction form
    27,402.76/37,816.86 = 15,465.83/x
  3. Step 3: Cross multiply
    27,402.76x = 37,816.86 × 15,465.83
  4. Step 4: Simplify right side
    27,402.76x = 584,869,222.44
  5. Step 5: Solve for x
    x = 584,869,222.44/27,402.76
  6. Step 6: Final answer
    x = 21,343.44

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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.