Home / 14,683.64-20,253.38-9,376.08

Finding the Fourth Proportional to 14,683.64, 20,253.38 and 9,376.08

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Solution

The fourth proportional to 14,683.64, 20,253.38 and 9,376.08 is: 12,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.64 : 20,253.38 = 9,376.08 : x
  2. Step 2: Convert to fraction form
    14,683.64/20,253.38 = 9,376.08/x
  3. Step 3: Cross multiply
    14,683.64x = 20,253.38 × 9,376.08
  4. Step 4: Simplify right side
    14,683.64x = 189,897,311.15
  5. Step 5: Solve for x
    x = 189,897,311.15/14,683.64
  6. Step 6: Final answer
    x = 12,932.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.