Home / 14,031.32-20,944.32-12,370.62

Finding the Fourth Proportional to 14,031.32, 20,944.32 and 12,370.62

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Solution

The fourth proportional to 14,031.32, 20,944.32 and 12,370.62 is: 18,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.32 : 20,944.32 = 12,370.62 : x
  2. Step 2: Convert to fraction form
    14,031.32/20,944.32 = 12,370.62/x
  3. Step 3: Cross multiply
    14,031.32x = 20,944.32 × 12,370.62
  4. Step 4: Simplify right side
    14,031.32x = 259,094,223.88
  5. Step 5: Solve for x
    x = 259,094,223.88/14,031.32
  6. Step 6: Final answer
    x = 18,465.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.