Home / 38,573.55-57,884.90-25,779.60

Finding the Fourth Proportional to 38,573.55, 57,884.90 and 25,779.60

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Solution

The fourth proportional to 38,573.55, 57,884.90 and 25,779.60 is: 38,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,573.55 : 57,884.90 = 25,779.60 : x
  2. Step 2: Convert to fraction form
    38,573.55/57,884.90 = 25,779.60/x
  3. Step 3: Cross multiply
    38,573.55x = 57,884.90 × 25,779.60
  4. Step 4: Simplify right side
    38,573.55x = 1,492,249,439.14
  5. Step 5: Solve for x
    x = 1,492,249,439.14/38,573.55
  6. Step 6: Final answer
    x = 38,685.82

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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.