Home / 13,738.16-20,590.35-6,332.34

Finding the Fourth Proportional to 13,738.16, 20,590.35 and 6,332.34

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Solution

The fourth proportional to 13,738.16, 20,590.35 and 6,332.34 is: 9,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738.16 : 20,590.35 = 6,332.34 : x
  2. Step 2: Convert to fraction form
    13,738.16/20,590.35 = 6,332.34/x
  3. Step 3: Cross multiply
    13,738.16x = 20,590.35 × 6,332.34
  4. Step 4: Simplify right side
    13,738.16x = 130,385,096.92
  5. Step 5: Solve for x
    x = 130,385,096.92/13,738.16
  6. Step 6: Final answer
    x = 9,490.72

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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.