Home / 20,598.50-30,903.90-14,606.12

Finding the Fourth Proportional to 20,598.50, 30,903.90 and 14,606.12

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Solution

The fourth proportional to 20,598.50, 30,903.90 and 14,606.12 is: 21,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598.50 : 30,903.90 = 14,606.12 : x
  2. Step 2: Convert to fraction form
    20,598.50/30,903.90 = 14,606.12/x
  3. Step 3: Cross multiply
    20,598.50x = 30,903.90 × 14,606.12
  4. Step 4: Simplify right side
    20,598.50x = 451,386,071.87
  5. Step 5: Solve for x
    x = 451,386,071.87/20,598.50
  6. Step 6: Final answer
    x = 21,913.54

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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.