Home / 12,351.32-18,527.58-4,031.33

Finding the Fourth Proportional to 12,351.32, 18,527.58 and 4,031.33

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Solution

The fourth proportional to 12,351.32, 18,527.58 and 4,031.33 is: 6,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.32 : 18,527.58 = 4,031.33 : x
  2. Step 2: Convert to fraction form
    12,351.32/18,527.58 = 4,031.33/x
  3. Step 3: Cross multiply
    12,351.32x = 18,527.58 × 4,031.33
  4. Step 4: Simplify right side
    12,351.32x = 74,690,835.40
  5. Step 5: Solve for x
    x = 74,690,835.40/12,351.32
  6. Step 6: Final answer
    x = 6,047.19

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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.