Home / 57,485.68-86,238.24-26,323.36

Finding the Fourth Proportional to 57,485.68, 86,238.24 and 26,323.36

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Solution

The fourth proportional to 57,485.68, 86,238.24 and 26,323.36 is: 39,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,485.68 : 86,238.24 = 26,323.36 : x
  2. Step 2: Convert to fraction form
    57,485.68/86,238.24 = 26,323.36/x
  3. Step 3: Cross multiply
    57,485.68x = 86,238.24 × 26,323.36
  4. Step 4: Simplify right side
    57,485.68x = 2,270,080,237.29
  5. Step 5: Solve for x
    x = 2,270,080,237.29/57,485.68
  6. Step 6: Final answer
    x = 39,489.49

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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.