Home / 25,768.60-38,642.08-8,233.72

Finding the Fourth Proportional to 25,768.60, 38,642.08 and 8,233.72

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Solution

The fourth proportional to 25,768.60, 38,642.08 and 8,233.72 is: 12,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.60 : 38,642.08 = 8,233.72 : x
  2. Step 2: Convert to fraction form
    25,768.60/38,642.08 = 8,233.72/x
  3. Step 3: Cross multiply
    25,768.60x = 38,642.08 × 8,233.72
  4. Step 4: Simplify right side
    25,768.60x = 318,168,066.94
  5. Step 5: Solve for x
    x = 318,168,066.94/25,768.60
  6. Step 6: Final answer
    x = 12,347.12

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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.