Home / 25,357.02-38,032.59-6,638.86

Finding the Fourth Proportional to 25,357.02, 38,032.59 and 6,638.86

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Solution

The fourth proportional to 25,357.02, 38,032.59 and 6,638.86 is: 9,957.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.02 : 38,032.59 = 6,638.86 : x
  2. Step 2: Convert to fraction form
    25,357.02/38,032.59 = 6,638.86/x
  3. Step 3: Cross multiply
    25,357.02x = 38,032.59 × 6,638.86
  4. Step 4: Simplify right side
    25,357.02x = 252,493,112.88
  5. Step 5: Solve for x
    x = 252,493,112.88/25,357.02
  6. Step 6: Final answer
    x = 9,957.52

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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.