Home / 31,385.38-47,055.26-14,736.84

Finding the Fourth Proportional to 31,385.38, 47,055.26 and 14,736.84

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Solution

The fourth proportional to 31,385.38, 47,055.26 and 14,736.84 is: 22,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385.38 : 47,055.26 = 14,736.84 : x
  2. Step 2: Convert to fraction form
    31,385.38/47,055.26 = 14,736.84/x
  3. Step 3: Cross multiply
    31,385.38x = 47,055.26 × 14,736.84
  4. Step 4: Simplify right side
    31,385.38x = 693,445,837.78
  5. Step 5: Solve for x
    x = 693,445,837.78/31,385.38
  6. Step 6: Final answer
    x = 22,094.55

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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.