Home / 57,558.36-86,344.02-18,104.88

Finding the Fourth Proportional to 57,558.36, 86,344.02 and 18,104.88

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Solution

The fourth proportional to 57,558.36, 86,344.02 and 18,104.88 is: 27,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,558.36 : 86,344.02 = 18,104.88 : x
  2. Step 2: Convert to fraction form
    57,558.36/86,344.02 = 18,104.88/x
  3. Step 3: Cross multiply
    57,558.36x = 86,344.02 × 18,104.88
  4. Step 4: Simplify right side
    57,558.36x = 1,563,248,120.82
  5. Step 5: Solve for x
    x = 1,563,248,120.82/57,558.36
  6. Step 6: Final answer
    x = 27,159.36

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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.