Home / 31,538.07-47,285.22-14,884.08

Finding the Fourth Proportional to 31,538.07, 47,285.22 and 14,884.08

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Solution

The fourth proportional to 31,538.07, 47,285.22 and 14,884.08 is: 22,315.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,538.07 : 47,285.22 = 14,884.08 : x
  2. Step 2: Convert to fraction form
    31,538.07/47,285.22 = 14,884.08/x
  3. Step 3: Cross multiply
    31,538.07x = 47,285.22 × 14,884.08
  4. Step 4: Simplify right side
    31,538.07x = 703,796,997.30
  5. Step 5: Solve for x
    x = 703,796,997.30/31,538.07
  6. Step 6: Final answer
    x = 22,315.79

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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.