Home / 25,632.42-38,448.40-8,102.26

Finding the Fourth Proportional to 25,632.42, 38,448.40 and 8,102.26

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Solution

The fourth proportional to 25,632.42, 38,448.40 and 8,102.26 is: 12,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632.42 : 38,448.40 = 8,102.26 : x
  2. Step 2: Convert to fraction form
    25,632.42/38,448.40 = 8,102.26/x
  3. Step 3: Cross multiply
    25,632.42x = 38,448.40 × 8,102.26
  4. Step 4: Simplify right side
    25,632.42x = 311,518,933.38
  5. Step 5: Solve for x
    x = 311,518,933.38/25,632.42
  6. Step 6: Final answer
    x = 12,153.32

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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.