Home / 31,817.48-47,709.88-16,832.68

Finding the Fourth Proportional to 31,817.48, 47,709.88 and 16,832.68

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Solution

The fourth proportional to 31,817.48, 47,709.88 and 16,832.68 is: 25,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817.48 : 47,709.88 = 16,832.68 : x
  2. Step 2: Convert to fraction form
    31,817.48/47,709.88 = 16,832.68/x
  3. Step 3: Cross multiply
    31,817.48x = 47,709.88 × 16,832.68
  4. Step 4: Simplify right side
    31,817.48x = 803,084,981.52
  5. Step 5: Solve for x
    x = 803,084,981.52/31,817.48
  6. Step 6: Final answer
    x = 25,240.37

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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.