Home / 36,256.40-54,384.60-31,331.60

Finding the Fourth Proportional to 36,256.40, 54,384.60 and 31,331.60

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Solution

The fourth proportional to 36,256.40, 54,384.60 and 31,331.60 is: 46,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,256.40 : 54,384.60 = 31,331.60 : x
  2. Step 2: Convert to fraction form
    36,256.40/54,384.60 = 31,331.60/x
  3. Step 3: Cross multiply
    36,256.40x = 54,384.60 × 31,331.60
  4. Step 4: Simplify right side
    36,256.40x = 1,703,956,533.36
  5. Step 5: Solve for x
    x = 1,703,956,533.36/36,256.40
  6. Step 6: Final answer
    x = 46,997.40

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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.