Home / 20,885.59-31,330.68-6,096.93

Finding the Fourth Proportional to 20,885.59, 31,330.68 and 6,096.93

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Solution

The fourth proportional to 20,885.59, 31,330.68 and 6,096.93 is: 9,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,885.59 : 31,330.68 = 6,096.93 : x
  2. Step 2: Convert to fraction form
    20,885.59/31,330.68 = 6,096.93/x
  3. Step 3: Cross multiply
    20,885.59x = 31,330.68 × 6,096.93
  4. Step 4: Simplify right side
    20,885.59x = 191,020,962.81
  5. Step 5: Solve for x
    x = 191,020,962.81/20,885.59
  6. Step 6: Final answer
    x = 9,146.06

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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.