Home / 25,683.12-38,524.28-8,152.74

Finding the Fourth Proportional to 25,683.12, 38,524.28 and 8,152.74

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Solution

The fourth proportional to 25,683.12, 38,524.28 and 8,152.74 is: 12,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,683.12 : 38,524.28 = 8,152.74 : x
  2. Step 2: Convert to fraction form
    25,683.12/38,524.28 = 8,152.74/x
  3. Step 3: Cross multiply
    25,683.12x = 38,524.28 × 8,152.74
  4. Step 4: Simplify right side
    25,683.12x = 314,078,397.76
  5. Step 5: Solve for x
    x = 314,078,397.76/25,683.12
  6. Step 6: Final answer
    x = 12,228.98

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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.