Home / 64,786.14-89,427.24-37,937.28

Finding the Fourth Proportional to 64,786.14, 89,427.24 and 37,937.28

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Solution

The fourth proportional to 64,786.14, 89,427.24 and 37,937.28 is: 52,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,786.14 : 89,427.24 = 37,937.28 : x
  2. Step 2: Convert to fraction form
    64,786.14/89,427.24 = 37,937.28/x
  3. Step 3: Cross multiply
    64,786.14x = 89,427.24 × 37,937.28
  4. Step 4: Simplify right side
    64,786.14x = 3,392,626,243.51
  5. Step 5: Solve for x
    x = 3,392,626,243.51/64,786.14
  6. Step 6: Final answer
    x = 52,366.54

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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.