Home / 38,293.12-57,448.86-18,548.60

Finding the Fourth Proportional to 38,293.12, 57,448.86 and 18,548.60

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Solution

The fourth proportional to 38,293.12, 57,448.86 and 18,548.60 is: 27,827.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293.12 : 57,448.86 = 18,548.60 : x
  2. Step 2: Convert to fraction form
    38,293.12/57,448.86 = 18,548.60/x
  3. Step 3: Cross multiply
    38,293.12x = 57,448.86 × 18,548.60
  4. Step 4: Simplify right side
    38,293.12x = 1,065,595,924.60
  5. Step 5: Solve for x
    x = 1,065,595,924.60/38,293.12
  6. Step 6: Final answer
    x = 27,827.35

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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.