Home / 20,809.00-31,204.24-6,014.40

Finding the Fourth Proportional to 20,809.00, 31,204.24 and 6,014.40

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Solution

The fourth proportional to 20,809.00, 31,204.24 and 6,014.40 is: 9,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,809.00 : 31,204.24 = 6,014.40 : x
  2. Step 2: Convert to fraction form
    20,809.00/31,204.24 = 6,014.40/x
  3. Step 3: Cross multiply
    20,809.00x = 31,204.24 × 6,014.40
  4. Step 4: Simplify right side
    20,809.00x = 187,674,824.53
  5. Step 5: Solve for x
    x = 187,674,824.53/20,809.00
  6. Step 6: Final answer
    x = 9,018.93

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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.