Home / 15,683.11-23,529.28-6,318.31

Finding the Fourth Proportional to 15,683.11, 23,529.28 and 6,318.31

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Solution

The fourth proportional to 15,683.11, 23,529.28 and 6,318.31 is: 9,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683.11 : 23,529.28 = 6,318.31 : x
  2. Step 2: Convert to fraction form
    15,683.11/23,529.28 = 6,318.31/x
  3. Step 3: Cross multiply
    15,683.11x = 23,529.28 × 6,318.31
  4. Step 4: Simplify right side
    15,683.11x = 148,665,285.12
  5. Step 5: Solve for x
    x = 148,665,285.12/15,683.11
  6. Step 6: Final answer
    x = 9,479.32

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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.