Home / 25,637.02-38,455.30-8,106.86

Finding the Fourth Proportional to 25,637.02, 38,455.30 and 8,106.86

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Solution

The fourth proportional to 25,637.02, 38,455.30 and 8,106.86 is: 12,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,637.02 : 38,455.30 = 8,106.86 : x
  2. Step 2: Convert to fraction form
    25,637.02/38,455.30 = 8,106.86/x
  3. Step 3: Cross multiply
    25,637.02x = 38,455.30 × 8,106.86
  4. Step 4: Simplify right side
    25,637.02x = 311,751,733.36
  5. Step 5: Solve for x
    x = 311,751,733.36/25,637.02
  6. Step 6: Final answer
    x = 12,160.22

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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.