Home / 47,076.80-64,960.78-26,939.12

Finding the Fourth Proportional to 47,076.80, 64,960.78 and 26,939.12

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Solution

The fourth proportional to 47,076.80, 64,960.78 and 26,939.12 is: 37,173.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,076.80 : 64,960.78 = 26,939.12 : x
  2. Step 2: Convert to fraction form
    47,076.80/64,960.78 = 26,939.12/x
  3. Step 3: Cross multiply
    47,076.80x = 64,960.78 × 26,939.12
  4. Step 4: Simplify right side
    47,076.80x = 1,749,986,247.71
  5. Step 5: Solve for x
    x = 1,749,986,247.71/47,076.80
  6. Step 6: Final answer
    x = 37,173.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.