Home / 31,496.09-47,250.80-10,434.95

Finding the Fourth Proportional to 31,496.09, 47,250.80 and 10,434.95

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Solution

The fourth proportional to 31,496.09, 47,250.80 and 10,434.95 is: 15,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.09 : 47,250.80 = 10,434.95 : x
  2. Step 2: Convert to fraction form
    31,496.09/47,250.80 = 10,434.95/x
  3. Step 3: Cross multiply
    31,496.09x = 47,250.80 × 10,434.95
  4. Step 4: Simplify right side
    31,496.09x = 493,059,525.29
  5. Step 5: Solve for x
    x = 493,059,525.29/31,496.09
  6. Step 6: Final answer
    x = 15,654.63

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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.